SRAM Red Yaw 39T 10-Speed Hidden Bolt Chainring Use with 53T Description-Standard Grooved Roller Kit ISIS is a splined interface

ISIS is a splined interface bottom bracket/crank design used by Truvativ FSA Raceface and other brands

Hope Mono Mini Disc Brake Pads are dyno-tested in-house in Barnoldswick UK

Bit Size 3mm Hex4mm Hex5mm HexT25 Bits Included Yes Driver Size 1/4" Maximum Torque Limit (Nm) 4 Minimum Torque Limit (Nm) 4

} 21mm deep

SRAM Red Yaw 39T 10-Speed Hidden Bolt Chainring Use with 53T Description-Standard Grooved Roller Kit ISIS is a splined interfaceSRAM Red Yaw 39T 10 Speed Hidden Bolt Chainring Use with 53T. Tooth shapes and shift pins are designed specifically for use with SRAM Yaw front derailleurs. Compatible with the SRAM Red Yaw front derailleur 7000 series aluminum provides strength and durability TECH SPECS Tooth Count 39 Ring Position Type Inner Drivetrain Speeds 10 Chainring BCD 130 Color Black Defined Color Black Material Aluminum