SHIMANO 105 R7000 11 SPEED 11- 30 TEETH CASSETTE COGSBrand: Shimano Type: 105 R7000 11 speed cassette cogs Compatibility: Compatible with Shimano and compatible 11 speed road drivetrain systems Material: High strength steel sprockets with corrosion resistant finish Finish: Nickel plated finish for enhanced durability and smooth shifting performance Weight: Lightweight road performance construction Hardware: Includes complete cassette sprocket set with lockring Installation: Fits standard Shimano SRAM HG

Compatibility: Compatible with Shimano Deore and other 96 BCD asymmetric 4-bolt cranksets (latest models)

Note: Specifications such as freehub type (HG/MS)

Type: Square taper bottom bracket

Quantity: 1 Pair

Type: Front derailleur (road)

and performance use

Brand: RockBros

LED Indicator: Heart rate zone LED feedback during activity

Hardware: Includes saddle with integrated carbon rails

MTB trails

Material: Aluminum alloy body + reinforced hose

and devices supporting BLE/ANT+