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7 Speed SHIMANO™
Easy push to operate pin and interlocking gate keeps each clamp closed
Drive mode selection
Easy installation and switch operation
S1 Lifer helmet - Gloss Black Glitter Size:Medium (21.5") 7 Speed SHIMANO™S1 Lifer Certified Skate Bike Helmet Specs: Specially Formulated EPS Fusion Foam Certified Multi Impact ASTM F 1492 15 Safety Compliance Testing for Skateboarding and Roller Skate Helmets Certified High Impact CPSC 16 CFR Part 1203 Safety Compliance Testing for Bicycle & Skate Helmets 5x More Protective Than Non Certified Soft Foam Skate Helmets Deep Fit Design About: The S1 Lifer Helmet is one of the best fitting and safest helmets on the market. All
