PBR Standard C45 Steel Rear Sprocket 4597 - 428 4597 41 C45 beta-rrt-50-enduro-50-2000-esi3770339 Designed for everyday cycling in

Designed for everyday cycling in urban areas

without compromise

knee protection with hilont technology yf level 1

which gives better power capacity and faster starts

It fits over any size boot and protects the boot fabric from being ruined by the gear shifter

PBR Standard C45 Steel Rear Sprocket 4597 - 428 4597 41 C45 beta-rrt-50-enduro-50-2000-esi3770339 Designed for everyday cycling inRace Experience Thanks to many years of Competition Experience, PBR Developped a Wide Range of High Quality Sproces in Collaboration with Top Teams. High Quality Steel Alloy 18NCD5 High Wear Resistance Reduces free High Precision Manufacturing Chain Pitch: 428. 0 Material: Steel Rear Teeth: 41. 0 REAR TYPE: 4597 REAR Version: Standard