Based on frame geometry and build specs.
Frame | Alpha Silver Aluminum, 12'' kids' frame size | Alpha Silver Aluminum, 20'' kids' frame size |
|---|---|---|
Fork | Steel, 12'', threadless 1'' steerer | Kid's steel fork |
Bottom Bracket | Square taper, 68mm, sealed cartridge | Square taper, 68mm, sealed cartridge |
Headset | 1'' threadless | Adjustable ball bearing, threadless |
Stem | Bontrager Approved alloy, 25.4mm clamp, 15 degree rise, 50mm | Bontrager Approved alloy, 25.4mm clamp, 15 degree rise, 60mm |
Handlebar | Kids' steel, 25.4mm clamp, 80mm rise, 500mm width | Kids' steel, 25.4mm clamp, 40mm rise, 560mm width |
Saddle | Kids' padded, integrated seatpost, with handle | Kids' padded, integrated seatpost, with handle |
Pedals | Kids' Satellite, 9/16 thread | Kids' Satellite, 9/16 thread |
Grips | Kids' grip, 107mm width | Kids' grip, 107mm width |
Crank | Alloy, 26T, chainguard, 70mm length | ProWheel alloy, 32T steel ring w/double guard, 127mm length |
|---|---|---|
Chain | HV410, 1/2x1/8 | HV410, 1/2x1/8 |
Brakes | Coaster | Alloy linear-pull |
Brake Levers | Kids', alloy |
Rims | Alloy 12'', 20-hole, schrader valve | Alloy 20'', 32-hole, schrader valve |
|---|---|---|
Spokes | 14g stainless steel | |
Front Hub | Steel, 84mm bolt-on | Steel, 100mm, nutted axle |
Rear Hub | Coaster brake, 16T, 120mm bolt-on | Coaster brake, 19T, 110mm bolt-on |
Tires | Bontrager XR1, wire bead, 27 tpi. 12x2.25'' | Bontrager XR1, wire bead, 27 tpi. 20x2.25'' |