Muc-Off Crank Preload Ring - Purple Length-530 Optimum corrosion protection thanks to

Optimum corrosion protection thanks to high-grade nickel coating

Pair Defined Color Black Primary Material TPU fabric

37 BB/Frame Interface English BB Shell Width (mm) 73 Weight 112 Spindle Interface Type RaceFace/Easton CINCH Defined Color Black

Total Volume 4

Muc-Off Crank Preload Ring - Purple Length-530 Optimum corrosion protection thanks toThe Muc Off Crank Preload Ring is a super durable precision CNC machined 7075 piece of hardware. It allows you to precisely adjust the preload tension on the bottom bracket bearings. What does this do? It helps to remove the side to side play and slack in thru spindle bottom brackets to help maximize the life of your bottom bracket bearing as well as giving you a creak free ride. It fits onto the left crank arm of any mountain gravel or road bikes