1．Aluminum Alloy, super lightweight, durable and waterproof.
2．Suitable for mountain/road bicycles stems and forks.
3．Mountain/road bike stem headset top cap with screw, protect headset from being dirty by dust.
4．Dazzle and fashion design will decorate your bicycle as well.
5．Easy and convenient for installation, directly fitment.
Condition: 100% Brand New
Material: Aluminum Alloy
Weight: 6g (top cap)
Reminder: screws are made of titanium
headset spacer 1set：5mm+10mm+15mm+20mm
top cap 1set ：top cap +Screw
Combined 1set：headset spacer 1set +stem top cap+Compression Plug+Screw