XStack Tear Offs for Simpson Matrix, SX, Jr. Shark, HJC Auto, OMP - 10203C Swag Measurements:

Measurements:

SAH style helmets have the threaded insert made as part of the helmet

This radio works with all UHF business band radios operating on the same frequencies

2-Pin Ready: Works with a ton of 2-pin accessories

Seamless in-car communication with clear intercom audio for driver and passengers

XStack Tear Offs for Simpson Matrix, SX, Jr. Shark, HJC Auto, OMP - 10203C Swag Measurements:Racing Optics XStack helmet system, featuring a patented laminated tearoff technology, is a 2 mil thick, 10 layer tearoff stack that is great for all dirt racing applications. Each sleeve contains 3 stacks of 10 tearoffs. For a total of 30 tearoffs per sleeve. Optical grade Mylar tearoffs laminated into stacks increase visibility by allowing more light transmission by reducing the amount of reflected light tearoff between layers. Features Manufacturer