4.53x2.17x1.81 Inches

1 x Threaded Bike Bottom Bracket. The bike center column is precision machined for excellent stability. Item Type: Bikes Bottom Bracket. High Quality: The bike center shaft is made of high-strength aluminum alloy, which enhances lateral stability, not easy to loosen, and rejects abnormal noise.

1 x Threaded Bike Bottom Bracket. The bike center column is precision machined for excellent stability. Item Type: Bikes Bottom Bracket. High Quality: The bike center shaft is made of high-strength aluminum alloy, which enhances lateral stability, not easy to loosen, and rejects abnormal noise.

1 x Threaded Bike Bottom Bracket. The bike center column is precision machined for excellent stability. Item Type: Bikes Bottom Bracket. High Quality: The bike center shaft is made of high-strength aluminum alloy, which enhances lateral stability, not easy to loosen, and rejects abnormal noise.