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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
All S1 Lifer Helmets are manufactured with specially formulated EPS Fusion Foam which allows it to protect your head from multiple low force impacts as well as high impacts making it dual certified and up to 5x more protective than the soft foam non-certified helmets
Specifications Frameset Frame Trek Alpha Gold aluminum Fork RockShox 30 Silver, hydraulic lockout, 100mm-travel (13.5-inch size: 80mm travel) Drivetrain Groupset 2016 Trek X-Caliber 7 Crankset Shimano M3000 Front Derailleur Shimano Acera Rear Derailleur Shimano Acera Shadow Cassette Shimano HG20, 9-speed: 11-34 Chainrings 40/30/22 Shifters Shimano Acera Brakes Brake Levers Shimano Brakes Shimano M355 hydraulic disc Cockpit Saddle Bontrager Evoke 1.5 Seatpost Bontrager SSR Handlebar Bontrager Tape/Grips Bontrager Race Stem Bontrager Elite Wheels & Tires Hubs Formula Tires Bontrager XR2, 29/27.5 x 2.20 Wheel Set Bontrager AT-650 Pedals Pedals Wellgo nylon platform Frame sizing XS4'10"-5'2" S5'2"-5'6" M5'6"-5'10" L5'10"-6'2" XL6'2"-6'6" M highlighted as most common resale size
it's a highly capable model
Electric bikes can sustain higher speeds than pedal-only bikes, and they're normally heavier, so there's more momentum in the event of a crash
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