Shimano Ultegra CS-R8000 Cassette 11-305 largest cogs on alloy and composite spiders Light weight and high performance Aluminum lockring Nickel plated finish The 11 34 cassette (120615 07) is compatible with 10 and 11 speed freehub bodies (use 1. 85mm spacer for 11 speed road) Other sizes are compatible only with 11 speed road hubs Attributes Cassette Spider Mat. Aluminum Cassette Technology Hyperglide EV Cassette Weight 269g Cog Details 11 12 13 14 15 17 19 21 24 27 30 Cog Material Steel

Shifters: SRAM GX 1x10

Suitable for most lock-rings of bottom brackets including racing or time trial bike

With its secure mid-blade and crown eyelet mounts

Compatible with all road

5 and T25 bits

No data plan required

Non-dust attractant: excels in dry and dusty conditions

Durable Build: 14G plain gauge black stainless spokes

We took the design language

This digital pressure gauge by Lezyne is designed for ease of use

Square 122

Replacement studs and stud insertion tool sold separately