Hope Spiderless Retainer Chainring - Direct Mount - Shimano - 51-53mm Chainline - Round - 32T - 9-12 Speed - Purple - Alloy PDP|Option Relief of Perineal Area: 63%

Relief of Perineal Area: 63%

people called them mad

Cons: The narrower rim profile might not suit all riders

regardless of the speed of the compression force

Hope Spiderless Retainer Chainring - Direct Mount - Shimano - 51-53mm Chainline - Round - 32T - 9-12 Speed - Purple - Alloy PDP|Option Relief of Perineal Area: 63%Hope Spiderless Retainer Chainrings allow for the use of smaller chainrings by mounting directly to the Hope Crank interface. Made from a lightweight Aluminium, these are designed to hold on to the chain while saving weight over a normal spider and ring combination. Specs: Material: CNC machined 7075 T6 Aluminium Finish: Hard anodised Speed: 9, 10 and 11 Speed Tooth Profile: Narrow wide Intended Chainline: 51 53mm (Boost 148) Narrow wide tooth profile