O'Neal SIERRA Helmet R V.23 - Black/Orange Stock Item:ONEAL 27 SIERRA HELM R - BLK/ORG (MD) 'in brackets' (W) speed index

'in brackets' (W) speed index on all compound specs

BENELLI TRK 502 500 cc 2017/2026

BETA ENDURO RR 480 4T X-PRO 480 cc 2025/2026 Front

TDM900/A  ('02- '10)

SUZUKI GSF BANDIT 650 cc 2005/2006

O'Neal SIERRA Helmet R V.23 - Black/Orange Stock Item:ONEAL 27 SIERRA HELM R - BLK/ORG (MD) 'in brackets' (W) speed indexWhether you ride on the pavement or the dirt or both the Sierra II has the features you need for your next two wheel adventure. Combining a full windscreen and a visor with a drop down tinted shield, the Sierra II helmet will get you anywhere you want to go. Features: Shell is constructed with ABS Weight: 1590g (50g) Moisture wicking, removable washable air channeled comfort liner Vent holes for optimal ventilation Integrated face shield with UV