Bell Extra-Thick Tear Offs - Fits 276 & 281-Style Shield Color_Black/Anthracite/Orange The AIM pickup translates the

The AIM pickup translates the pulses into a square wave signal readable by the AIM dash

and professional competition

2 CMR air intake is replaceable and the helmet can be used without the air intake

Bell 280 Replacement Shield fits all SA2005 M4 and M4 Pro helmets equipped with the SRV-style pivot (non-detent)

With the latest FIA 8856-2018 standard

Bell Extra-Thick Tear Offs - Fits 276 & 281-Style Shield Color_Black/Anthracite/Orange The AIM pickup translates theThe . 25mm (approximately 10 mil) extra thick Bell tearoffs fit all 276 & 281 style shields (found on many SA2005 & SA2010 Bell models, including the BR 1, M4, and Vortex helmets). Each pack contains 10 tearoffs.