Bicycle Stem Expander (21.5-25.4mm) | 3-Pawl System & Stainless Steel Threaded Rod | for 28.6mm Steerer Tube | T6 Heat-Treated Aluminum
Product Description
Bicycle Stem Expander (21.5-25.4mm) | 3-Pawl System & Stainless Steel Threaded Rod | for 28.6mm Steerer Tube | T6 Heat-Treated Aluminum
- 【Triple pawl system for maximum hold】 (40mm) grips evenly into the steerer tube – prevents the stem from twisting even under heavy loads.
- 【Robust material combination & T6 hardening】Aluminum pawls with T6 heat treatment + rust-proof stainless steel threaded rod – lasting strength while weighing only 64g.
- 【Easy installation without special tools】 Simply insert, tighten the upper part – the expander tightens automatically. Includes a sealing ring to protect against moisture.
- 【Universal for 28.6mm carbon and aluminum forks】Fits for fork steerers with an inner diameter of 21.5-25.4mm – ideal for road bikes, mountain bikes, and gravel bikes.
- 【Precision CNC manufacturing for a perfect fit】Precisely rolled threads and machined pawls guarantee a play-free connection. Tested according to DIN standards.
Technical Specifications
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