Description
RFI TLM-3 Stainless Steel L Guard Bracket - Universal 16mm Hole Guard Mount Antenna Bracket with L-Shape Design and Self-Drilling Hardware for UHF CB Antenna Installation
Achieve straightforward professional antenna mounting with RFI TLM-3 Stainless Steel L Guard Bracket—featuring heavy-duty 1.5mm stainless steel construction providing robust corrosion-resistant mounting platform for UHF CB antennas and communication equipment, proven L-shaped bracket geometry providing simple effective mounting solution for guard installations, standard 16mm antenna mounting hole accommodating conventional UHF antenna bases with threaded stud configurations, included self-drilling screws (2 supplied) enabling direct attachment to guard panels or mounting surfaces without pre-drilling holes, compact 50mm length maintaining low-profile appearance while providing secure antenna support, professional-grade stainless steel resisting rust and corrosion in Australian coastal and outback environments, natural bright metallic finish complementing chrome trim and traditional vehicle styling, universal mounting compatibility suitable for 4WD vehicles, utes, trucks, sedans, hatchbacks, and commercial vehicles requiring L-bracket antenna mounting, versatile installation suitable for guard mounting, trunk lip mounting, or alternative mounting locations where L-bracket geometry beneficial, and proven RFI quality engineering delivering reliable antenna mounting solution for diverse vehicle communication installations.
Product Overview
Stainless steel guard mount bracket. 'L' shape.
This 1.5mm stainless steel 'L' shape guard mount bracket includes 2 x self drilling screws. Bracket is 50mm long with 16mm hole.
Key Features
Heavy-Duty 1.5mm Stainless Steel Construction - Professional-grade stainless steel provides substantial mounting strength supporting UHF antennas during vehicle operation while maintaining corrosion resistance for long-term reliability.
L-Shaped Bracket Geometry with 16mm Mounting Hole - Simple effective L-bracket design provides straightforward mounting solution with standard 16mm hole accommodating conventional UHF antenna bases.
Included Self-Drilling Screws for Direct Attachment - Complete hardware package includes 2 self-drilling screws enabling direct bracket attachment to metal surfaces without pre-drilling pilot holes.
Compact 50mm Length Design - Short bracket length maintains minimal visual intrusion while providing secure antenna mounting platform suitable for diverse vehicle applications.
Natural Stainless Steel Finish - Bright metallic stainless steel appearance maintains professional aesthetic complementing chrome trim and traditional vehicle styling without additional coating.
Universal Mounting Compatibility - Versatile L-bracket design suitable for guard mounting, trunk lip installations, or alternative mounting locations where 90-degree bracket geometry beneficial.
Technical Specifications
| Specification |
Details |
| Model |
TLM-3 |
| SKU |
TLM-3 |
| Brand |
RFI |
| Product Type |
Guard Mount Antenna Bracket (L-Shape) |
| Material |
Stainless Steel |
| Material Thickness |
1.5mm |
| Finish |
Stainless Steel (natural) |
| Design |
L Guard bracket |
| Mounting Hole |
16mm (circular) |
| Length |
50mm |
| Width |
Not specified |
| Height |
Not specified |
| Vehicle Compatibility |
Universal (4WD vehicles, utes, trucks, SUVs, sedans, hatchbacks, commercial vehicles) |
| Mounting Method |
Self-drilling screws (2 included) |
| Drilling Required |
No pre-drilling (self-drilling screws penetrate surface) |
| Antenna Compatibility |
Standard UHF CB antennas, Spring base antennas, Fixed mount antennas |
| Hole Function |
Through-bolt mounting with nut (standard 16mm antenna stud) |
| Component Type |
Bracket |
| Included Hardware |
2 × Self-drilling screws |
| Installation Type |
Direct surface attachment (screw mounting) |
| Application |
UHF CB antenna mounting, Guard installations, Trunk lip mounting, Universal vehicle antenna mounting |
Frequently Asked Questions
Q: What is the difference between TLM-3 L Guard and TLM-4 Z Guard brackets?
A: TLM-3 and TLM-4 differ primarily in bracket geometry—TLM-3 features simple L-shaped design while TLM-4 uses Z-shaped bracket providing offset mounting. Material comparison: TLM-3 uses 1.5mm stainless steel providing slightly heavier construction, TLM-4 uses 1.4mm stainless steel with marginally thinner material, both thicknesses adequate for UHF antenna mounting applications. Bracket geometry differences: L-shaped design provides 90-degree angle mounting positioning antenna perpendicular to mounting surface with minimal offset, Z-shaped design creates compound offset positioning antenna away from mounting surface with forward or backward displacement. Application suitability: L Guard (TLM-3) ideal for straightforward mounting where simple vertical antenna positioning adequate, simpler installation with less complex bracket orientation, suitable for guard mounting, trunk lip mounting, or body panel installations where 90-degree bracket appropriate. Z Guard (TLM-4) beneficial when antenna must be offset from mounting surface, useful for clearing body panel contours or positioning antenna specific distance from surface, more complex geometry potentially providing enhanced clearance for connections and cable routing. Dimensional specifications: both brackets feature identical 50mm length and 16mm mounting hole, same self-drilling screw hardware (2 included), similar compact proportions maintaining low-profile appearance. Selection criteria: choose TLM-3 L Guard for straightforward mounting applications, installations where simple 90-degree bracket geometry adequate, vehicles where traditional L-bracket design preferred. Choose TLM-4 Z Guard when offset mounting beneficial, installations requiring antenna positioned away from mounting surface, situations where Z-bracket geometry provides installation advantages. Both brackets deliver reliable mounting performance with choice based on specific installation requirements and desired antenna positioning.
Q: What is the difference between TLM-3 and TLM-5?
A: TLM-3 and TLM-5 identical in all structural dimensions, bracket geometry, and mounting design—sole difference is finish with TLM-3 featuring natural stainless steel finish and TLM-5 featuring black powder-coated finish. Functional specifications: both brackets feature same 1.5mm stainless steel core material, identical L-shaped bracket design, same 50mm length dimension, equivalent 16mm mounting hole, and identical self-drilling screw hardware (2 included). Finish comparison: TLM-3 natural stainless steel finish provides traditional bright metallic appearance complementing chrome trim and traditional vehicle styling, no coating applied maintaining bare stainless surface resisting corrosion through material properties. TLM-5 black powder-coated finish provides enhanced corrosion protection and discreet appearance ideal for dark-colored vehicles or installations prioritizing subtle aesthetics, coating adds minimal thickness while improving environmental resistance. Performance equivalence: both brackets deliver identical mounting strength, antenna support capability, and long-term durability, finish selection purely aesthetic preference without functional performance differences. Selection criteria: choose TLM-3 for traditional stainless steel appearance, vehicles with chrome or bright trim where metallic finish complements existing styling, installations where bright metallic bracket desired, classic aesthetic preferences. Choose TLM-5 for black or dark-colored vehicles where matching finish desired, professional installations prioritizing subtle appearance, enhanced corrosion protection in harsh coastal or industrial environments, modern aesthetic preferences favoring black finishes. Pricing typically similar between models with finish selection based on aesthetic preferences rather than functional requirements. Installation procedures identical: same mounting method, same hardware, same installation approach regardless of finish selection, interchangeable application suitability for guard mounting, trunk lip mounting, or alternative installations.
Q: Can TLM-3 be used for trunk lip mounting like TLM-5?
A: Yes—TLM-3 and TLM-5 functionally identical brackets with only finish difference, TLM-3 equally suitable for trunk lip mounting applications as TLM-5. Application versatility: L-shaped bracket geometry specifically well-suited for trunk lip mounting where 90-degree edge provides ideal mounting surface, 50mm length and compact proportions appropriate for typical trunk lip dimensions, 16mm hole accommodates standard UHF antenna bases common in passenger vehicle installations. Trunk lip mounting procedure: position bracket on trunk lip edge with L-shape engaging lip profile, hold bracket firmly maintaining proper orientation, install first self-drilling screw through bracket into trunk lip material, verify bracket position and alignment, install second self-drilling screw securing bracket to trunk lip. Finish considerations for trunk mounting: TLM-3 natural stainless steel finish visible on trunk installation, appearance suitable for vehicles with chrome trim or bright metallic styling, stainless finish maintains professional appearance on sedans, hatchbacks, and wagons. TLM-5 black finish may provide more discreet appearance on dark-colored vehicles, enhanced corrosion protection beneficial for trunk installations exposed to road spray and environmental conditions. Vehicle compatibility: both brackets suitable for sedans, hatchbacks, and wagons requiring trunk lip antenna mounting, L-bracket design proven effective for boot lid edge installations, compact dimensions maintain minimal visual impact on passenger vehicle appearance. Selection between TLM-3 and TLM-5 for trunk mounting: choose TLM-3 when stainless steel finish preferred or vehicle features bright trim, choose TLM-5 when black finish desired for dark-colored vehicles or subtle appearance priority, both brackets deliver identical functional performance for trunk lip mounting. Installation success factors regardless of finish: verify trunk lip thickness adequate for self-drilling screw attachment (typically 0.8-1.5mm), ensure trunk operation not compromised by bracket and antenna installation, plan cable routing from trunk through cabin to radio installation, consider paintwork protection measures preventing bracket contact damage during trunk operation.
Q: What mounting surfaces are suitable for TLM-3 L Guard bracket?
A: TLM-3 L Guard bracket suitable for various mounting surfaces where 90-degree L-bracket geometry provides appropriate antenna positioning—versatile design applicable to multiple installation scenarios. Primary applications—guard mounting: vehicle guards/fenders on 4WD vehicles, utes, trucks, and SUVs, guard edge or lip providing 90-degree mounting surface matching L-bracket geometry, positions antenna on front or rear guards based on radio placement preferences. Trunk lip mounting: sedan, hatchback, and wagon boot lid lip edges, trunk lip provides ideal 90-degree edge surface for L-bracket engagement, compact 50mm length appropriate for passenger vehicle trunk installations. Alternative mounting surfaces potentially compatible: door jamb edges with 90-degree profiles matching L-bracket geometry, body panel edges or flanges with suitable angles and structural support, tailgate lips on wagons and SUVs with appropriate edge configurations, mounting surfaces with perpendicular edge profiles accommodating L-shaped bracket attachment. Surface requirements for successful installation: 90-degree or near-90-degree edge angle matching L bracket geometry, adequate material thickness supporting self-drilling screw attachment (typically 0.8-1.5mm sheet metal), sufficient edge width engaging bracket mounting surface, structural integrity supporting antenna weight and wind loading during vehicle operation. Unsuitable surfaces: flat body panels without edge profiles (require Z-bracket designs like TLM-4 or compensating angle brackets like TLM-7), surfaces with acute or obtuse angles not matching L bracket 90-degree geometry, thin flexible panels lacking structural support for secure mounting, areas where antenna interferes with vehicle operation or occupant safety. Installation location considerations: verify mounting location provides adequate ground plane for UHF antenna performance, ensure cable routing from antenna to radio installation practical and protected, assess aesthetic impact of bracket and antenna placement on vehicle appearance, consider accessibility for installation and future maintenance or antenna replacement. Professional recommendation: evaluate specific mounting surface characteristics ensuring L-bracket geometry appropriate, test-fit bracket on intended surface verifying proper engagement and antenna positioning, if surface angles deviate significantly from 90 degrees consider alternative bracket designs, consult RFI product catalog for brackets specifically engineered for unusual mounting applications requiring different geometries.
Q: What is the material thickness difference between TLM-3 (1.5mm) and TLM-4 (1.4mm)?
A: TLM-3 features 1.5mm stainless steel thickness compared to TLM-4's 1.4mm—representing 0.1mm (approximately 7%) material thickness difference with practical implications for specific applications. Material thickness comparison: 1.5mm provides slightly greater structural rigidity and mounting strength, 1.4mm adequate for standard UHF CB antenna installations with marginal weight savings, both thicknesses considered heavy-duty construction suitable for automotive antenna mounting. Strength considerations: 0.1mm difference provides marginally increased bending resistance in TLM-3, additional thickness may benefit installations subject to extreme vibration or heavy-duty antenna applications, practical strength difference minimal for standard UHF CB antennas (3-7 feet typical length). Weight implications: TLM-3 slightly heavier due to increased material thickness, weight difference negligible for bracket applications (typically few grams), both brackets lightweight enough not affecting vehicle weight distribution or fuel economy. Bending and modification: 1.5mm material slightly more resistant to custom bending if installation requires bracket modification, 1.4mm marginally easier to bend for custom angle adjustments, both thicknesses workable using proper metalworking techniques if modifications needed. Corrosion resistance: both use stainless steel with equivalent corrosion resistance regardless of thickness, material composition more important than thickness for environmental durability, proper coating or finish (like TLM-5/TLM-6 black finish) enhances corrosion protection more than marginal thickness increase. Application selection: thickness difference generally not primary selection criterion between brackets, bracket geometry (L-shape vs Z-shape) more important consideration for installation suitability, choose TLM-3 if marginally heavier construction preferred or L-bracket geometry required, choose TLM-4 if Z-bracket offset needed regardless of 0.1mm thickness difference. Cost implications: material thickness may affect pricing but difference typically minimal, selection based primarily on bracket geometry and finish rather than thickness specifications. Professional perspective: both thickness specifications adequate for standard automotive UHF antenna installations, 0.1mm difference falls within normal manufacturing tolerance ranges, installers consider bracket geometry and mounting method more critical than marginal thickness variations.
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