Shimano Altus FCM311 Chainset 7 Speed Square Taper 48/38/28T no Chainguard

Shimano

Entry level 7/8-speed chainset offering slick hyperdrive shifting performance for off road enthusiasts hyperdrive sg-x chainrings for fast and smooth gear shifts 7/8-speed compatible steel chainrings for use with 123 mm square taper bottom brackets