Bicycle Components & Accessories
Campagnolo Centaur 10 Speed Cassette, Silver, 14/23T
Ultra-Drive Single sprockets Nickel-chromed finished Steel Supplied with lockring 4 pin Campagnolo fitment
https://www.bizrate.co.uk/bicyclecomponents_accessories/campagnolo-centaur-10-speed-cassette-oid6785623149.html