Shimano HG Freehub - 100-4001-306
Compatible with Shimano HyperGlide (HG) 8, 9, 10, and 11 speed specific cassettes.
Also compatible with Shimano 12 speed road cassettes.
Shimano HG Light Freehub - 100-4001-316
Lightweight Shimano Hyperglide (HG) Freehub Option, factory spec'd on ENVE 2nd generation carbon hubs. Compatible with HG 8, 9, 10, and 11 speed specific cassettes.
Also compatible with Shimano 12 speed road cassettes.
SRAM XDR Freehub - 100-4001-308
Compatible with XD (With SRAM Supplied Spacer) and XDR 11 and 12 speed specific cassettes.
Campagnolo CA Freehub - 100-4001-307
Compatible with Campagnolo 8, 9, 10, 11, and 12 speed specific cassettes.
Campagnolo N3W Freehub - 100-4001-450
Compatible with Campagnolo 13 speed specific cassettes. QR and Thru-Axle End caps included.