Jiangsu Profile
Product List
4036. Precision Gear Box with 6 67° Engagement Angle for Optimal Performance 
[Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4037. Efficient Gear Box with 27 5 mm Outer Diameter and Compact Design [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4038. Heavy-Duty Gear Box with 6 67° Engagement Angle for Tough Conditions [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4039. Durable Gear Box with 6 67° Engagement Angle and Long-Lasting Performance [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4040. Innovative Gear Box with 27 5 mm Outer Diameter for Enhanced Efficiency [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4041. Reliable Gear Box with 6 67° Engagement Angle for Smooth Operation [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4042. Precision Engineered Gear Box with 27 5 mm Outer Diameter for Reliability [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4043. Custom Gear Box with 27 5 mm Outer Diameter and Precision Engineering [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4044. Compact Gear Box with 18 5 mm Inner Diameter for Efficient Operation [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4045. Lightweight Gear Box with 18 5 mm Inner Diameter for Easy Handling [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4046. Premium Gear Box with 18 5 mm Inner Diameter and High Torque [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4047. Efficient Gear Box with 27 5 mm Outer Diameter for Optimal Use [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4048. Customizable Gear Box with 27 5 mm Outer Diameter for Various Applications [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4049. Advanced Gear Box with 18 5 mm Inner Diameter for High Performance [Jul 11, 2026]
[Jul 11, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
4050. Advanced Gear Box with 18 5 mm Inner Diameter and High Efficiency [Jul 10, 2026]
[Jul 10, 2026] Product Description This is a star ratchet replacement part for DT Swiss mountain and road bike hubs. Made of high-strength alloy steel with precision CNC machining, available in 54T. Features precise engagement, high ...
Company: Changzhou Zhihai Machinery Co., Ltd.
