Prestacycle UniBlock PRO Cassette - 12-Speed Shimano For HG 12 Freehub 11-34 Silver CheckoutTitle=Schwalbe Rocket Ron Tire - 26 x 2.25 Dual perforated layers are perfect

Dual perforated layers are perfect for hard long rides including wet days

} Lowest resistance hybrid ceramic (ceramic balls and steel cages) available

Center ridge tread rolls extremely fast on hardpack

Front zip with black reflective material

Stealth lever body with pivot bearing and forged aluminum blade designed to complement SRAMs AXS cockpit

Prestacycle UniBlock PRO Cassette - 12-Speed Shimano For HG 12 Freehub 11-34 Silver CheckoutTitle=Schwalbe Rocket Ron Tire - 26 x 2.25 Dual perforated layers are perfectPrestacycle UniBlock Cassettes are a single piece unit exquisitely machined from a solid block of cold forged Chrome Molybdenum alloy steel then heat treated tumble finished and electroplated for added durability and low friction operation. The 2 largest cogs on the 11 40 and 11 42 HG11 cassettes are crafted with one piece of high quality 7075 aluminum. Single block design allows Prestacycle to remove more unnecessary material making cassettes