Overview
Our Premium 1X Cyclocross 110/4bcd oval chainrings are designed specifically for APEX 1 cranks that feature asymmetric 110/4bcd bolt pattern. They are not compatible with other cranks. Narrow-wide chainring design. 9, 10, 11 and 12spd Eagle compatible. Use original Sram bolts.
10, 11 or 12spd chain for geared bike or 6-8 spd for SS. If used in 1x9 drivetrain - 10spd chain must be used to obtain the performance. (yes - 10spd chain will work great on 9spd cassette). Oval (elliptical) chainring does not compromise the work of clutch mechanism in rear derailleur(video at the bottom). It also does not require chain tensioner when using in singlespeed application. Riding out of saddle on the uphill will become more pleasant. These chainrings also help you to recover after knee injuries as pedaling becomes smoother and less exhausting. It is the most advanced oval chainring currently on the market.
The most advanced, Patent Pending alternate wide and narrow teeth profile currently produced, guarantee minimum 12 months of excellent chain retention capabilities! We mean it. Always use a new chain with a new chainring.
The World's best oval (elliptical) mtb spiderless traction chainring - period!. Non circular chainrings, Non-round chainrings. Asymmetrical chainrings.
ADVANTAGES OF OUR SPECIAL OVAL NARROW WIDE CHAINRINGS:
- Finest design to provide excellent weight to strength ratio
- One of a kind special oval shape (Patent Pending)
- Greatly improves traction and climbing abilities
- Unique Patent Pending alternate wide and narrow teeth profiles to keep your chain in place for minimum 12 months!
- Special 3D teeth machining for ultimate mud relief decrease wear and noise dramatically
- They save weight because they don't need the spider and chainring bolts.
- The ability of installation of a smaller ring sizes that can't be mounted on regular spider.
- Superb quality and great look.
- You will ride faster using ovals. If you keep using round ring then others will get quicker.
- You will not "feel" the oval shape at all
- Reduces stress on knees
- We mastered our oval chainrings to perfection, so you can get best possible advantage from the oval/elliptical shape.
Specs
Size (Mass +/-1g): 38T (65g), 40T (65g), 42T (71g)
Color: Black
Compatibility: Fits ONLY Sram APEX 1 cranks that feature asymmetric 110/4bcd bolt pattern. Use original Sram mounting bolts.. 9, 10, 11 and 12spd Eagle compatible.
Material: cnc machined 7075 Txxx Aluminum. Long-lasting construction. Mud optimized
Finish: type II anodizing
Chainline: Same as original
Ovality: Optimized to each size separately. Range: 10.2-14.4% and Timing of 110.5-116.3° after TDC (top dead center) Patent Pending
Designed in UK. Manufactured in Poland (EU).
SRAM and Apex are trademarks of SRAM LLC and are used for informational purposes only.
Warranty
absoluteBLACK warranties its products, when used under normal non-abusive conditions, to be free from defects in materials or workmanship for a period of 1 year from the original date of purchase. Any absoluteBLACK product that is found by absoluteBLACK to be defective in materials or workmanship will be repaired or replaced at the sole discretion of absoluteBLACK. (for HOLLOWcage please refer to the next question).
This warranty is expressly limited to the repair or replacement of a defective item, and said repair or replacement is the sole remedy of the warranty. This warranty extends from the date of purchase, is offered only to the original retail purchaser, and is not transferable. This warranty does not cover damage or failure resulting from accident, misuse, abuse, alteration, neglect, normal and reasonable wear & tear (chainrings are wear items), crash or impact, failure to perform routine maintenance as instructed, or use other than that for which the product was intended. It also does not cover fading or wearing of anodizing. In no event shall absoluteBLACK be liable for any loss inconvenience or damage, whether direct, incidental, consequential or otherwise resulting from breach of any express or implied warranty or condition of merchantability, fitness for a particular purpose, or otherwise with respect to this product except as set forth herein. Under no circumstance shall absoluteBLACK or its third party suppliers be liable for any direct, indirect, incidental, special, consequential or any other kind of damages. This written express warranty is in lieu of all other warranties, implied or expressed, and does not cover any representation or warranty made by dealers beyond the provisions of this warranty.