Racing Optics Perimeter Seal Tearoffs - Clear 10265CP Bilstein Shocks features a 1/4" NPT bung

features a 1/4" NPT bung on bottom for connecting a vent hose and includes a washable breather element

ATL Aluminum Fuel Cell Containers are direct replacements for ATL Saver Cell

please refer to part # CB010

Kevlar Webbing Tether connects helmet to restraint and offers great side to side motion during use

Racing Optics Perimeter Seal Tearoffs - Clear 10265CP Bilstein Shocks features a 1/4" NPT bungThe Perimeter Seal system is the latest technology from Racing Optics which allows for a tighter seal to visor, blocking out dirt, dust and water from behind the stack. The XStack is a stack of 10 laminated Tearoffs that are 2 mil thick each. The laminated technology creates a distortion free optical lens. Each package contains 3 stacks of 10 Tearoffs for a total of 30 Tearoffs. Clear. Product Description: Helmet Shield Tear Off Perimeter Seal Xstack