Prestacycle UniBlock Cassette - 11-Speed for Campagnolo / Shimano / SR
Amazon.com : JFOYH Ultralight 11 Speed Cassette for Road Bike 11-32T Compatible with Shimano and Sram Standard HG Hub Driver, Original Gift Box Packing-Rainbow : Sports & Outdoors
Campagnolo Super Record 11sp Cassette 11/25 – Incycle Bicycles
Made to measure bicycles, custom built bikes, hand made in Italy. Frames in steel, Stainless Steel, Aluminium, Carbon fibre and Titanium, hand crafted by master Italian frame builders. Professional bio-mechanic bike fitting.