High-quality carbon steel construction Made from durable carbon steel, this headset and bottom bracket retainer ensures long-lasting performance and resistance to wear, ideal for demanding mountain bike use.

Compatible with multiple bicycle models Designed as a replacement for hub, crank, and fork components, this retainer fits various MTB and road bike systems, offering reliable functionality across different setups.

Available in multiple color-coded options Choose from a range of color variants: BG01A1, BG01B1, BG01B2, BG01B3, BG01B4, BG01C1, BG01D1, BG01E1, BG01E2, BG02A2, BG02A3, BG02A4, each with 4 pieces per pack.

Standardized packaging for easy storage Each pack contains 4 pieces and comes in a compact package measuring 10 x 10 x 5 cm, making it easy to store and transport without taking up much space.

Lightweight and efficient shipping With a package weight of only 0.050 kg, this product is lightweight and cost-effective to ship, ensuring fast delivery from China Mainland.