52T

 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...

 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 130mm 5-bolt 52T Ramped/Pinned Black/Silver 8/9/10sp StandardUPC/EAN/GTIN: 072774216826

 6061-T6 alloy construction 8 and 9-speed compatible Silver anodized finish CNC Made in the U.S.A. 130mm 5-bolt 52T 6061-T6 Silver 8/9sp StandardUPC/...

 6061-T6 alloy construction 8 and 9-speed compatible Silver anodized finish CNC Made in the U.S.A. 130mm 5-bolt 52T 6061-T6 Silver 8/9sp StandardUPC/EAN/GTIN: 072774216598

 10 speed 7075 alloy replacement rings 130mm 5-bolt 52T Alloy Black/Silver 10sp StandardUPC/EAN/GTIN: 4710944237887 ...

 10 speed 7075 alloy replacement rings 130mm 5-bolt 52T Alloy Black/Silver 10sp StandardUPC/EAN/GTIN: 4710944237887