HomeRidejournalAbout usFAQContactB2B Application

Language
Account

Cart

Your cart is empty

Continue shopping

Popular searches

Round AERO Thread Mount 6,5mm Road/GravelSRAM 8-boltsUltegraAERO cover

Featured products

Blue anodized ALUGEAR round road outer chainring and black inner ring pair, 110 BCD 4-bolt Shimano asymmetric, wave pattern
Chainrings Set 2x12sp. Round for 110 BCD 4b Shimano Asymmetric
Sale priceFrom €143,00
Grey-blue anodized ALUGEAR Vega AL road gravel single crank arm, DUB spindle interface, milled slot profile
Crankset Vega Al Road Gravel standard DUB Qf 145mm
Sale priceFrom €284,00
Black ALUGEAR 2x round AERO chainring set for Shimano GRX, outer and inner rings plus 8 chainring bolts
Chainring Set 2X Round AERO for Shimano GRX
Sale price€169,00
Black oval ALUGEAR boost MTB chainring, SRAM 8-bolt T-Type direct-mount, narrow-wide teeth, diagonal slot cut-outs
Oval Boost for SRAM 8-bolts MTB (T-Type)
Sale priceFrom €72,00
Blue anodized ALUGEAR round AERO Golf Ball 1X chainring, SRAM 8-bolt direct-mount, narrow-wide teeth, dimpled surface
Round 1X AERO Golf Ball for SRAM 8-bolts
Sale priceFrom €89,00
Black ALUGEAR round AERO road/gravel 1X chainring 50T, thread mount 6.5mm offset, dot texture surface
Round 1X AERO Thread Mount 6,5mm Road/Gravel
Sale priceFrom €112,00
Menu
Products
Discipline
Additionals
Round AERO Thread Mount 6,5mm Road/Gravel
Round AERO Thread Mount 6,5mm Road/GravelSHOP
Titanium Crankset Stellar Ti MTB
Titanium Crankset Stellar Ti MTBSHOP
Purple anodized ALUGEAR Dura-Ace R9100 chainring cover pieces with 4 black rubber spacers, set of curved guards
Gold anodized ALUGEAR AERO chainring with aero cover installed on Shimano Ultegra crank, 110 BCD 4-bolt asymmetric
Color swatch grid showing 10 anodized finish options for ALUGEAR headset top cap
Black ALUGEAR round road chainring with wave finish on Shimano Dura-Ace R9100 crank, 110 BCD 4-bolt asymmetric
alugear

Cover R9100 for Alugear chainrings (11-sp. Dura-Ace cranks)

Cover AERO for Alugear 1 and 2-speed chainrings for 11-speed cranks Shimano Dura-Ace R9100 series

Sale price€76,90
Color: Black
In stock
Share

Shipping and processing

Processing time: up to 10 business days. Shipping time: 2 to 7 business days. Provided by FedEx

Return policy

You can return an unused product within 30 days
Purple anodized ALUGEAR Dura-Ace R9100 chainring cover pieces with 4 black rubber spacers, set of curved guards
Cover R9100 for Alugear chainrings (11-sp. Dura-Ace cranks)Black Sale price€76,90
Learn more

Technical specifications

Intended use
 ALUGEAR 1X and 2X chainrings for Shimano 11sp. R9100 cranks
Bolt circle diameter
 110 mm Shimano Asymmetric
Weight
 Cover - 17g; Bolts (M8 11,5mm) - 8g
Material
 Aluminum 7075-T6
Made
 CNC milling
Surface coating
 Anodizing

Compatibility

Cranks

For Alugear 1speed and 2speed chainrings with 110 mm Asymmetrical 4-arms Shimano cranks Dura-Ace R9100 series; 

Note: the Cover is not compatible with cranks Shimano R9100 series with built-in original Power Meter
Powermeter
 not compatible with the Shimano 11sp. crankset integrated power meter

Recommendations

  • For the best appearance of ALUGEAR chainrings with your Dura-Ace R9100 cranks
  • The Aero Cover for ALUGEAR 1 and 2 speed chainrings are designed to fit of Shimano Dura-Ace R9100 cranks
  • Please use only original ALUGEAR Bolts during installation. Using other bolts may cause damage to the Сover
  • Tool holder: 5 mm hexagon socket maximum permissible torque: 10 Nm

Installation Instructions

Alugear 1X chainring installation with the AERO cover Download
Alugear 2X chainring installation with the AERO cover Download

7075-T6

Aerospace grade aluminium

Form meets function

Seamless, factory-built appearance that looks as fast as it rides

8+ colours

Match your bike with multiple anodized options

Information

Engineering excellence

This Cover is designed to give your Alugear chainrings the best appearance with your Dura-Ace R9100 cranks. This Cover is of the original AERO design and intended specifically for the Alugear chainrings 1speed and 2speed for Shimano R9100 cranks. The original Aero design by ALUGEAR hides the joint between chainring and crank arm. The cover can be easily removed and placed back again when it is needed.

Worldwide delivery

Receive your order anywhere in the world

Made for riders

Designed with real riding experience in mind

Expert advice

Our experts are always ready to help you

100% secure

All orders are processed securely