Shimano BB-UN300 Bottom Bracket - English 73 x 118mm Spindle Square Taper JIS MFPN=00.4118.421.058 Steerer Type TaperedLockout Switch CrownBrake

Steerer Type TaperedLockout Switch CrownBrake Type Post Mount 180Negative Spring AirTravel (mm) 120Offset 44Axle to Crown Length 531Front Axle 15mm Thru x 110mmMaximum Tire Width 66S

5+ Offset 44 External Adjustments High Speed Compression Damping External Adjustments Rebound Damping Defined Color Black Positive Spring Air Axle to Crown Length 505 Front Axle 15mm Thru x 110mm Stanchion Diameter 32 Maximum Tire Width 68 S

Velcro strap fits nearly all helmet styles

As a folding tire it really saves weight on the bike

1) Standard Key (T82)

Shimano BB-UN300 Bottom Bracket - English 73 x 118mm Spindle Square Taper JIS MFPN=00.4118.421.058 Steerer Type TaperedLockout Switch CrownBrakeShimano BB UN300 Bottom Bracket English 73 x 118mm Spindle Square Taper JIS. Shimano BB UN300 Square Spindle Bottom BracketsFits JIS square taper cranksets Crankarm fixing bolts sold separately Hollow spindle TECH SPECS Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 73 Spindle Interface Type Square Taper JIS Spindle Length 118 Defined Color Black