SKU: CR0621

Wolf Tooth RaceFace/Easton Chainring 28t CINCH Elliptical Direct Mount Alloy Blk

Vendor Wolf Tooth
Regular price $81.95
Sale price $81.95 Regular price $81.95
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🚚 Order within the next 2 hours, 15 minutes for delivery by 01 Oct, 2024.

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Manufacturer Warranty

This is a pre order item. We will ship it when it comes in stock.
Specifications

Tooth Count28
Drivetrain Speeds10
Drivetrain Speeds11
Drivetrain Speeds12
Drivetrain Speeds9
Round or OvalOval
Direct Mount TypeDirect Mount CINCH
Ring Position/TypeChain Retaining Single Ring
Chainring BCDDirect Mount CINCH
Offset6
ColorBlack
MaterialAluminum
Chainline/Hub Compatibility135/142 MTB Hubs
Chainline/Hub Compatibility170/177 Hubs

Designed for Race Face CINCH cranks with removable spiders. Its proprietary design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the beneifits of an oval ring such as greater rear wheel traction without the traditional downsides of oval rings. This chainring features the patent pending asymmetrical Drop-Stop tooth design for the best in wear life, mud clearance, and chain retention.Elliptical chainring shape provides better efficiency in the recovery zone, as well as increased traction thanks to consistent torque. Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains. Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains. Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings. If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention. Made from 7075-T6 aluminum for long life. Use of a clutch-style rear derailleur is recommended. 49mm chainline / 6mm offset for standard spacing.

Description

Designed for Race Face CINCH cranks with removable spiders. Its proprietary design has an ovality of 10% and a timing of 112 degrees after top dead center which provide the beneifits of an oval ring such as greater rear wheel traction without the traditional downsides of oval rings. This chainring features the patent pending asymmetrical Drop-Stop tooth design for the best in wear life, mud clearance, and chain retention.Elliptical chainring shape provides better efficiency in the recovery zone, as well as increased traction thanks to consistent torque. Drop-Stop chainrings are designed for use with 1x9, 1x10, 1x11 and 1x12 drivetrains. Compatible with all 10-, 11-, and 12-speed chains, with the exception of Shimano 12-speed chains. Shimano 12-speed chains require the use of Wolf Tooth's Shimano 12-speed specific chainrings. If using a 9-speed drivetrain, use a 10-speed chain, which will provide a tighter fit for better chain retention. Made from 7075-T6 aluminum for long life. Use of a clutch-style rear derailleur is recommended. 49mm chainline / 6mm offset for standard spacing.

Customer Reviews

Based on 2 reviews
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T
Tonylapy

Coupled with the race face, I not only saved a lot of grams, I can climb just about anythin.;

R
Rosemary P. Capodieci

I'm a fringe mountain biker in the Santa Monica Mountains. There were hills I should be able to climb but couldn't. On my Trek Fuel EX 8, the low gear wasn't low enough and I found the 3 front rings awkward to use. Converting to a Race Face Cinch crank would allow a 28 tooth front installation which would remove awkwardness but, after reviewing some successful uses of elliptical chain rings, I searched for one in the 28 tooth size. To date only, Wolf Tooth could deliver it. Also, converting to a Wolf Tooth 42 rear cog greatly improved the gear problem. I can now climb the hills with 2 curious observations: No bounce and power all around the circle.
Normally when nearing the quitting point on the hill, I'd exert maximum effort by bouncing down on the peddle stroke. This need stopped. I even unlocked my rear shock and noticed no bounce there. My rotation was smoother and consistent.
I also noticed that I was applying pressure just after the 12 o'clock position and pulling up with my down foot since it felt productive and perhaps made rotation smoother, consistent and more comfortable. I also reduced my time on a mountain training course by a questionable 10%. I hope to read more about Elliptical Chain Rings on mountain bikes in the future.;