SHIMANO FC-TY301 crankset

SHIMANO TOURNEY TY - MTB Crankset - 181.5 mm Q-Factor - 3x8/7/6-speed Compatible with a 3x8, 3x7, and 3x6 speed drivetrains, the SHIMANO TOURNEY TY crank delivers reliable, precise DUAL SIS shifting. Features: - Light and reliable shifting - Precision indexed shifting - Versatile performance - Wide compatibility with multiple components - Quick and precise assembly Specifications: - Rear speeds: 8/7/6 - Compatible chain: HG 8/7/6-speed - Chain line (mm): 47.5/47.5 + t/50 - O.L.D. Thru (mm): 142 - O.L.D. QR/Nut (mm): 135 - P.C.D. (mm): Riveted - Spider/gear arms: 4 - Chainring combination: 42-34-24T, 48-38-28T - Q-factor (mm): 181.5 - Crank arm length (mm)|170: Yes - Crank arm length (mm)|175: Yes - Optional chain guard With chain guard: X (integrated type) - Optional chain guard Without chain/bash guard: Yes - Compatible bottom bracket type Square: Yes - Recommended bottom bracket Threaded (normal): BB-UN101, BB-UN300 - Recommended bottom bracket Threaded (chain case): BB-UN101-K, BB-UN300K - Axle length of BB-UN/ES (mm) Threaded (normal): D-NL, D-EL - Axle length of BB-UN/ES (mm) Threaded (chain case): D-NL K - Threaded bottom bracket shell width (mm) 68: Yes - Threaded bottom bracket shell width (mm) 73: Yes - Chain case compatible: Yes Technology: HG Cassette: - The distinctively designed HYPERGLIDE cassette incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result. The HG cassette, which was developed for the MTB 10-speed system, underwent comprehensive optimization to achieve super-highly efficient shifting. DUAL SIS: - The SIS rear index shifting system was adopted at the front. With the index system at the front shifting operation is easier and more comfortable.