Racetech Alloy Back Bracket

Racetech Aluminium Back Bracket to Suit Racetech 4100 & 4119 Series Seats (RTB2115B)

Lock your Racetech seat in exactly where you want it — solid, secure, and race-ready. The Racetech RTB2115B Aluminium Back Bracket is a purpose-built 5 mm (0.20 in) thick 5083 aluminium bracket designed to back-mount Racetech 119 series seats. Bolting directly to the seat’s shoulder beam and used in conjunction with RTB2005C clamps, it allows you to mount the seat to a lateral/diagonal roll cage tube for a clean, rigid installation that’s built for motorsport abuse.

Key Features:

Purpose-built back-mount bracket for Racetech 4100 & 4119 / 119 series seat fitment
5 mm (0.20 in) thick 5083 aluminium for high strength with low weight
Bolts to the shoulder beam of Racetech 119 series seats for a secure rear mounting point
Designed to work with RTB2005C clamps to mount to a lateral/diagonal roll cage tube
Optimised installation process — seat position first, then drill clamp holes for perfect alignment
Motorsport-ready rigidity for serious track and competition builds

Specifications:

Specification	Details
Brand	Racetech
Part Number	RTB2115B
Product Type	Aluminium Back Bracket (Seat Back-Mount)
Material	5083 Aluminium
Material Thickness	5 mm (0.20 in)
Mounting Method	Bolts to seat shoulder beam; used with clamps to mount to roll cage tube
Clamp Compatibility	RTB2005C clamps (required)
Installation Notes	Requires four holes drilled to bolt on clamps once seat position is finalised
Compatible Seats	RT4100, RT4100T, RT4100WT, RT4100HR, RT4100THR, RT4100WTHR RT4119HRW, RT4119THR, RT4119WHR, RT4119WTHR RT9119HR, RT9119HRW, RT9119THR, RT9119WHR, RT9119WTHR