AbsoluteBLACK Sub-Compact Oval Road Chainring

absoluteBLACK introduces premium Gravel - Road 110/4 oval chainrings in Sub-compact (super compact) sizes to improve your climbing and cadence. Increased Cadence is key to reducing perceived effort. Alpine climbs will never be that difficult anymore. These special super compact chainrings are compatible with all Shimano 110/4bcd cranks making absoluteBLACK the only company on the market offering such sizes. 30 and 32T chainrings allow you to climb on your own terms with improved cadence and efficiency. 10/11/12spd compatible. Ready to try?

Size (Weight):

• 30T - 27g
• 32T - 30g
• 46T - 99g
• 48T - 110g

Compatibility: Dura-Ace 9100, R9150 Di2, Ultegra 8000, R8050 Di2, Dura-Ace 9000, Ultegra 6800, Shimano 105 R7000, Shimano 105 - 5800, Tiagra 4700 ; 10 / 11 / 12spd compatible.

Material: CNC machined 7075 Txxx Aluminum. Long-lasting construction. Type II anodizing

Mounting: 110 BCD x 4

Ovality:  Optimized to each size separately. 30T- 9% ; 32T - 8% ; 46/48T - 10-11.2% ; Timing of 108 -110.5° after TDC (top dead center) - Ideal for climbing. Patent Pending

Bolts: Special bolts are included with 30T (2xM5 TI / 2xM7 AL) and 32T (4xM7 AL)

Advantages of Absolute Black sub-compact Oval chainrings:

• 30 and 32T chainrings allow you to climb on your own terms with improved cadence and efficiency
• One of a kind special oval shape that helps you climb easier and faster (Patent Pending)
• No more mashing on long climbs and wishing for bigger cassette.
• Have you ever had to walk the climb on sportive race? These rings will save you from it.
• Your pedaling will feel smoother
• AB oval reduces stress on knees and helps your legs remain fresher for longer
• You will be able to maintain better cadence while climbing
• Reduces possibility of leg cramps

IMPORTANT:

• Due to very special offset construction and custom bolts:
• 30T can only work with 46T and special bolt set 46/30. (bolts included with small ring)
• 32T can only work with 48T and special bolt set 48/32. (bolts included with small ring)
• No other combination or mix of rings will work. Due to special mounting construction, aesthetic bolt covers are not offered for this design
• We Only recommend Dura-ace 11spd chain or Sram Eagle 12spd chain for proper clearance of mounting tabs