Mgoodoo Mountain Bike 170 mm Crankset with 104 BCD 34T/Teeth Chainring, Aluminium Alloy MTB Crank Narrow Wide CNC Round Chainring Screws Fit for Bike, Road

【High quality】: high-strength aluminium alloy material, high strength, fine workmanship, improve strength and rigidity; the surface of the 34T/teeth square taper crankset is frosted and anodised, which effectively protects the aluminium alloy body and does not fade after long use. Upgrade design: narrow wide teeth for better chain retention. Removable chainring, 3 pieces chainrings crankset design, easy to modify single speed crankset, dual crankset, triple crankset. Lightweight design, adds no heaviness to your bike, makes riding more comfortable and relaxing. Crankset size: 104BCD mountain bike crankset, crank arm length: 170 mm, chain ring (3/32 inch 38T), compatible with 9/16 inch pedals; chain size 1/2 inch x 1/8 inch; chain line 45 mm; B.B. axle recommended 117.5 mm. The total diameter of the chainring is 158 mm (6.2 inches). 【Compatible】Suitable for most 9/10/11 single speed MTB mountain bikes, road bikes, not for multi-speed bikes. Package: Complete set with left crankset, right crankset and chainring; the crank and chainring are only suitable for single speed, cannot be used at other speeds.