FSA`s rendition of the Narrow/Wide chainring for 1x10/11 drivetrainsFeatures longer teeth and diamond shaped alternating profile to keep constant chain contactLonger tooth profile helps to reduce noise and quickly shed mudHigh grade anodized AL7075/T6 construction104mm 4-bolt42T7075ALBlack11spNarrow/Wide
6061-T6 alloy construction 8 and 9-speed compatible Silver anodized finish CNC Made in the U.S.A. 104mm 4-bolt 42T 6061-T6 Silver 8/9sp Standard
AL6061-T6 alloy replacement rings 8, 9, and 10 speed compatible Black anodized with silver CNC machined teeth Available in ramped/pinned and standard styles Made in the USA 104mm 4-bolt 42T Ramped/Pinned Black/Silver 8/9/10sp Standard
Replacement OEM MTB chainrings for Sram and Truvativ cranksets 120mm 4-bolt 42T L-Pin Alloy GXP Black 10sp Standard Outer