XStack Tear Offs for BELL RS7, HP7 - 10237C Helmets Battery Specs:

Battery Specs:

Five user-programmable options

in direct sunlight

Continuous power from 12V vehicle outlet so your GMR2 PLUS never runs out of battery

Instead of filling a very large shell with lots of padding for a size small

XStack Tear Offs for BELL RS7, HP7 - 10237C Helmets Battery Specs: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: