VEYFIY For Litepro 170mm Bicycle Crankset, 130BCD 50-58T CNC Chainring, Lightweight AL6061 Aluminum, Square Spindle for 9/10/11 Speed Road Foldable Bike(black crank+58T)

• ULTRALIGHT HOLLOW DESIGN: Reduces rotational weight for faster acceleration on road and folding bikes using CNC AL6061 aluminum
• PRECISE 130BCD FIT: Compatible with 50 to 58 tooth chainrings and 9 to 11 speed chains for smooth shifting performance
• for versatile CRANKSET SOLUTION: Perfect for most bicycles including e-bikes with 170mm arm length and square hole interface
• ENHANCED CHAIN RETENTION: Narrow-wide tooth profile forestall chain drop while riding on rough terrain or steep climbs
• COMPLETE INSTALLATION KIT: Includes crank, chainring, and screws made from strong AL7075 alloy for long lasting durability

Description： * and *Made of - materials, *CNC machined AL6061 aluminum offers the perfect blend of light weight and strength *The chainring is compatible with 9spd, 10spd, 11spd chain. *suit for most bikes,folding bikes，road bikes，ebikes，Fully CNC machined narrow-wide chainring for single ring Specification: *Crank Description: Material: AL6061 aluminum alloy Armlength: 170mm for BCD: 130mm Spindle Interface: Square Hole Weight: about 525g *Chainring description: Material: CNC AL7075 aluminum alloy Narrow and wide teeth chainring / single Color: Black for BCD: 130mm Teeth: 50T 52T 54T 56T 58T Weight: 85/88/92/98/103g Diameter: 208/216/224/231/242mm Compatible chain : 9/10/11 Package included: list1:1x crank list2:1x crank ,1x chainring，1set chainring screw