Aerozine XH1.6B Road MTB Bicycle External Headset 1-1/8"-1.5" Tapered EC34 EC49 Color:銀色 the SHIMANO DEORE M5100 rear

the SHIMANO DEORE M5100 rear derailleur delivers consistent MTB shifting performance over rough terrain

Hex 3/4/5/6/8/10mm

・ The single-piece design actualizes high rigidity and the compatibility of strong braking power and superb controllability

For Cyclocross / Gravel -eBike bikes etc

Built with a waved profile and pressure-relieving central cutout

Aerozine XH1.6B Road MTB Bicycle External Headset 1-1/8"-1.5" Tapered EC34 EC49 Color:銀色 the SHIMANO DEORE M5100 rearAerozine XH1. 6B Threadless Tapered Headset Model : XH1. 6B S. H. I. S CODE: EC34 28. 6 EC49 40 Size: 1 1 8" 1. 5" Tapered, 45 45 ACB Material: 100% CNC machined Alloy Cups w Alloy Top Cap Bearing Sealed Angular Contact Upper Bearing OD: 41mm Lower Bearing OD: 52mm Stack height: 14. 2+11. 8= 26mm Weight: approx. 143g For 1 1 8" 1. 5" Tapered External use