Full 7075 aluminum with CNC machining,hollow arm makes light,only 698g included BB Compatible Shimano and SRAM 10s system About K-Type BB Same as Truvativ GXP crankset or Shimano XTR/XT/LX crankset,BB cups install at out of frame,large bearing and wide Q-factor,axle is separate not install in crank,so it is replaceable but it is can not be damage almost,it offer enough strong for FR and DH,axle is hollow scandium,Bearings are oversized stainless steel cartridge type,X-Long scandium bolts,it is a parts of axle when it screw in,improve strong of axle,All parts can replace separate,we sell repair parts always.68mm and 73mm shell compatible. About Crank Really full cnc machining,not strike out plus cnc machining makes looks full cnc machining.All chainring made by 7075 aluminum.strong and light,Two holes inside arms makes light and strong,crank extractors included KCNC's K-Type crankset / bottom bracket combo features a 3-piece design with an oversize scandium spindle and outboard bearings. This design is not only lightweight, but strong and stiff as well. Now available in a double, 2x9 & 2x10 system. Features:- Chainrings: 5 bolt - 94bcd. 42t/29t precision CNC-machined 7075 aluminum, ramped and pinned for excellent shifting performance- Crank Arms: Precision CNC-machined 7075 Aluminum, 94 BCD chainring spider, Patented dual hollow-channel arms- 7075 Aluminum chainring boltsAvailable sizes: 165, 170, 175- Hollow Scandium spindle, 7075 aluminum outboard bearing cups, BB Width: 73 or 68mm. Includes adapter spacer.- Components are black-anodized and laser-engraved New design blade chainrings,rigid than traditional design and cool outlook.
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