WSM Piston Kit - .50mm - Yamaha 50-521-05PK PowerBomb Talladega Goggles Mirrored Lens easily exchangeable extension stops to

easily exchangeable extension stops to help prevent hyper-extension injuries

Palm pad panel combined into palm/thumb/little finger area for reinforcement in a key area External finger and palm seams for a close fit and superior feel

allowing the shield to function where a single pivot could not

PU hard knuckle for classleading protection

WSM Piston Kit - .50mm - Yamaha 50-521-05PK PowerBomb Talladega Goggles Mirrored Lens easily exchangeable extension stops toNew light weight design incorporates shorter piston skirts with an PTFE coating at critical wear points for quicker revs and less heat Improved intake skirt with larger inlet ports for increased acceleration and overall performance