AL7075 Chainring Cap for 105 R7000 R8000 R7100 R8100 R9100 R9200 FC 6800 9000 4 Bolt Road Bike Crank Cover Screws Repair Parts

AL7075 Chainring Cap for 105 R7000 R8000 R7100 R8100 R9100 R9200 FC 6800 9000 4 Bolt Road Bike Crank Cover Screws Repair Parts

Decor bolt cap for R7000 R8000 R9100 R7100 R8100 R9200 FC-5800 6800 9000 crankset

Buy Now

Chainring Cap for 105 R7000 R8000 R9100 R7100 R8100 R9200 FC-5800 6800 9000 4 Bolt Road Bike Bicycle Crank Cover Crankset Bolt Set Screws Repair Parts

Material: AL-7075T651, cnc process

fit for shimano FC-5800 6800 9000,R7000 R8000 R9100 R7100 R8100 R9200 Chainrings(Not common between each model,please choose by bike crank model)

The modification cap is integrated with the crank shape to achieve a smooth transition of the seam

package including:a set bolts and cover cap

Each model crank have its specific bolts cap.

Single chainring and double chainring for a same model crank also have different caps.

AL7075 Chainring Cap for 105 R7000 R8000 R7100 R8100 R9100 R9200 FC 6800 9000 4 Bolt Road Bike Crank Cover Screws Repair Parts

Keep Warm for CNC Center in Winter2022-3-18
Stone CNC center located in northern of China, winter as cold as -15 celsius degree. Low temperature thermal expansion and contraction will make the machine loose precision. So what we did is open air heater 24 hours to keep the machine on […]
Stone Chainring Catalogue Brochures2025-2-24
Update time: 2026-Feb-6th Most chainrings can make areo style. All 1by speed bike chainrings can customize to AXS flattop road bike 12s 13s tooth. T-type 12s 13s tooth. Ekar 13s tooth. All hollow chainrings can make black, silver col […]
Areo Chainring for Shimano 110BCD 105 R7000 R8000 R9100 Released2022-3-18
Stone 110BCD road bike chainring for Shimano 110BCD 105 R7000 R8000 R9100 is quite popular on market. Loved by lots of professional riders. Now new released cool looking aero style. You can order here round oval
Sram AXS Flattop Chainring Customize Manufacturer2022-3-18
Stone design workshop can make axs flattop 12s chainring for all kind of chainrings, any BCD and any direct mount chainring. With real 7075 T651 Aluminum materials. Lifespan 10000-15000km for professinal riders. MOQ 1 unit. You can buy her […]
New CNC Center Installed2022-3-18
Due to the booming business in international market in 2020-2021, our mill running in full capacity but still can not meet the clients demand. in Januaray of 2022, 3 sets new CNC center installed in Stone’s new premise. Let the produc […]
Stone 144BCD Fixie Chainring 70T Introduced2022-3-18
Stone 144BCD fixie chainring is famous on the market. We used to produce max 60T, but lots of clients ask for 61-70T products. We finally introduced it. You can buy here