10205C - Racing Optics Xstack Helmet Tear Off Fits Bell: GTX, Vortex, BR-1, M4, K-1, Sport, 267 Shield, 281 Shield, 288 Shield; All Pyrotect Helmets and Racequip Pro15 Fits Bell: GTX, Vortex, BR-1, M4, K-1, Sport, 267 Shield, 281 Shield, 288 Shield; All Pyrotect helmets; Racequip Pro15 World's most optically advanced tearoff technology 10 layers of distortion free laminated tearoffs. 3 stacks of 10 tearoffs for 30 total per sleeve. Post hole distance is 12 3/8 "