SHIMANO Cues U4000-1 crankset 170 mm

Superior Chain Retention And Power Transfer For Fun Riding Over The Rough Stuff Grow Your Confidence Riding Hard Over The Rough Stuff With This Crankset´s Wide-Range Gearing And Seamless Pedaling. Features: - Special Gear Tip Shape Improves Chain Engagement And Retention For Smooth Riding Over Rough Terrain Specifications: - Rear Speeds: 11/10/9 - Compatible Chain: Link glide, Hg 11-Speed - P.C.D. (Mm): Riveted - Spider/Gear Arms: 4 - Chainring Combination: 30t, 32t, 40t, 42t - Optional Chain Guard|With Chain Guard: X (40t, 42t) - Optional Chain Guard|Without Chain/Bash Guard: Yes - Compatible Bottom Bracket Type|Square: Yes - Stainless Chain Guard Fixing Screw: Yes - Crank Fixing Screw Included: Yes Technology: Dynamic Chain Engagement: - Shimano’S Dynamic Chain Engagement+ Is A Special Gear Teeth Profile Designed For Use In Single-Chainring Configurations For Xc, Enduro, And Trail Riding. - It Gives More Chain Retention And Smoother Pedaling - Even Over Bumpy Terrain. Chain Retention Of Any Gear Will Reduce Abrasion And Worn Out.