Both are created for those who desire more mobility and movement

COMPATIBILITY - Topeak TRI-BackUp Elite series

and 220mm rotors

Compatible with 68 and 73mm shells and 24mm spindles

These will not slip

Wolf Tooth Direct Mount Drop-Stop Chainring - Shimano Direct Mount - 3mm Boost - Oval - Black - 12 Speed Shimano - 32T Images Uploaded - Ready for Review Both are created for thoseWith so many direct mount chainring styles on the market, it can be hard to find the right fitment and size, but never fear! Wolf Tooth make the choice easy with a selection of top quality chainring options. Who's this item for: Riders in need of an upgrade or replacement direct mount chainring. Chain retention technology: Drop Stop technology is Wolf Tooths patented wide narrow chainring design. The wide side of the tooth has maximum contact on the