Specifications: Condition: 100% Brand New Item Type: Bicycle Crankset and Crank Material: Metal Color: BlackProduct Size: Approx. 27.5 x 18 x 5 cm / 10.8 x 7.1 x 2 inches Weight: Approx. 33.5 oz (1100 g); Number of Teeth: 24/34/42 Crank Length: 170 mm / 6.7 mm x4.6in 4.7 in (square hole) Suitable for 21/24/27 speed mountain bike Package List: 1 x High Carbon Steel Crank x 1 x High Carbon Steel Crankset