2.9g Aluminium Cassette Cover | Shimano Dura Ace Ultegra HG+ HG hyperglide+ 12s 11s

2.9grams Aluminium Cassette Cover Shimano Shimano HG hub shell

Compatible to Shimano HG+ and HG (12s and 11s cassette)

*not support Sram XDR hub / Cassette

47% lighter than Dura Ace stock cassette cover (5.5g stock)

Fabricate from Aluminium 7075-T5  material

Size 35.5x35.5mm

Tighten torque: 35-40Nm