Shimano lockring for ultegra cs-6700 10-speed

Product Description Shimano lockring for Ultegra CS-6700 - lockring in two versions The cassette is a matching aluminium lockring that comes with a spacer. There is a version for cassettes with an 11-tooth sprocket as the smallest sprocket and a version for cassettes with a 12-tooth sprocket as the smallest sprocket. Technical Information:Material:aluminiumCompatibility:Ultegra CS-6700also fits CS-6600, CS-7900, CS-5600Models:for 11: Application:cassettes w/ an 11 t sprocket as the smallest sprocketManufacturer Number:Y-1YX98010 12 and up: Application:cassettes w/ a 12 t sprocket as the smallest sprocketManufacturer Number:Y-1YX98020Contents:1 x Shimano lockring1 x spacer Manufacturer: Shimano Europe B.V. High Tech Campus 92 5656 AG Eindhoven Netherlands info@shimano-eu.com