2In Stock
Item Number
AB-ROV32-4BK
$149.99
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on this product
Product ID
240920
These Premium Shimano 110/4 bcd compatible oval chainrings are designed for Shimano cranks like Dura-Ace 9000, Ultegra 6800, 105- 5800 and others. These are finest oval chainrings on the market in terms of shifting, smoothness of pedaling and manufacturing quality. Not compatible with FSA cranks.
• Size (Mass +/-1g): 34T (31g), 36T (37g), 38T (41g), 50T (120g), 52T (137g), (53T - go to 9100 model)
• Colour: Black
• Compatibility: Shimano Dura-Ace 9000, Ultegra 6800, Shimano 105 5800, Tiagra 4700. Compatible with Di2 Pioneer, SRM and other power meters
• BOLTS:
o For Outer chainring please order Long bolts OR Bolt Covers
o Changing Inner chainring to oval only? use original bolts
• Material & Finish: cnc machined 7075 Txxx Aluminium. Long-lasting construction. Type II anodizing
• Ovality: Optimized to each size separately. 34T- 6.5% ; 36T- 11.4%, 38T- 11.4%, 50/52 - 10.3% ; Timing of 108 -109.5° after TDC (top dead centre) - Ideal for road climbing. Patent Pending
ADVANTAGES OF ABSOLUTEBLACK ROAD OVAL CHAINRINGS:
• One of a kind special oval shape that helps you climb easier and faster (Patent Pending)
• Over 15% stiffer than Rotor Qrings due to thicker, 5mm construction
• Bespoke Absolute Black 6 point ramp and recess shifting design shifts better than any other brand and model of oval chainring
• Finest design that provides excellent strength to weight ratio
• You will not "feel" the oval shape while pedalling
• Your pedalling action will feel smoother
• Helps reduce stress on knees and helping your legs remain fresher for longer
• You will be able to maintain better cadence while climbing
• Reduces possibility of leg cramps
• You will reduce chainring/cog shifts by at least 15%