8mm part of the bar (beside the stem)

fluid or magnetic bike trainers

Quad Lock MAG™ makes mounting your phone even faster

cassettes and chains

F3 back insert is removable for washing

Wolf Tooth 4 Bolt Alloy Drop-Stop Chainring - 104 BCD - Oval Suit Shimano 12 Speed - Black - 12 Speed Shimano - 34T PDP|Option 8mm part of the barIf you are in need of a 4 Bolt Chainring, chances are Wolf Tooth have an option to suit. Made from a high grade 7075 T6 aluminium Wolf Tooth's Drop Stop Chainrings are one of the best performing and longest lasting wide narrow chainring options on the market. 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 drive side which spreads the load and