Shimano Alfine S501 45t 130mm Single Speed Chainring Matt Indigo Featuring a new keyway system

Featuring a new keyway system to prevent free-play in the post the LEV Si represents the latest incarnation of affordable premium dropper performance

AirTag not included

90° bent blade Awl with round

Wedge frame bag that's compatible with most hardtail and some full suspension frames

Size adjustment by means of a half ring made from particularly hard-wearing and slightly malleable plastic for optimal stability and form fitting

Shimano Alfine S501 45t 130mm Single Speed Chainring Matt Indigo Featuring a new keyway systemShimano Alfine S501 1x Chainrings Ring Position Type Single Tooth Count 45 Drivetrain Speeds Single Speed 3 32" Chainring BCD 130 Color Black Defined Color Black