Bike Hollow Crank Set Aluminium Alloy 38T Narrow Wide Chainring and 36 to 38T Guard Plate Bottom Bracket for Outdoor Riding

Feature: 1. Aluminium Alloy: Our bike crankset is made of aluminum alloy, which is light in weight, stylish in appearance and strong in compatibility. 2. Accurate Finishing: The bike crankset adopts the multi stripe fixing method to ensure the ultimate chain retention, prolong the working life and reduce friction and noise. 3. Size: BCD is 104mm/4.09 inches, crank arm length is 170mm/6.69 inches, 38T positive and negative teeth chainring and 36 to 38T guard plate. 4. Center Axle: The center axle of the bike is suitable for mountain bikes, and it is suitable for most of the threaded 68/73mm length frame bottom brackets on the market; it is suitable for a 24mm crankshaft, and the weight is about 104g. 5. Compatibility: The bike integrated crankset fits most mountain bikes and road bikes on the market that has good performance. The delivery includes hollow crank set, positive and negative teeth chainring, guard plate, and bottom bracket.

Specification: Item Type: Road Bike Crankset Material: Aluminum alloy Gross Weight: 1045g/36.9oz Crank: 170MM/6.7in Compatible: 8 9 10 11 speed Specifications: BCD 104mm/4.1in

Package List: 2 x Bike Hollow Crank 1 x Bottom Bracket 10 x Screw 8 x Nut 2 x Dust Cover 1 x Positive and Negative Teeth Chainring 1 x Guard Plate