XStack Tear Offs for Pyrotect, Bell Vortex, M4, K-1, BR-1 - 10205C by AA Both include Bluetooth and VOX

Both include Bluetooth and VOX music-dimming

The Tech-1 K Shoe is developed to withstand the stresses of kart racing with a nubuck and microfiber upper for durability and support

fire resistant silicon surface for improved flexibility

Innovative heel counter and lateral forefoot structure offers support and stability

N2KEXT-15RD 15ft Network Extension Cable

XStack Tear Offs for Pyrotect, Bell Vortex, M4, K-1, BR-1 - 10205C by AA Both include Bluetooth and VOXRacing 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: