45NRTH Wolfgar Cycling Boot - Black/Blue Size 48 MFPN=376828.01 180mm Q-factor Rings 42 Number Size:29 X 2.20 This system integration allows EP1451 MFPN=8023019

45NRTH Wolfgar Cycling Boot Black Blue Size 48 MFPN=376828.01 180mm Q factor Rings 42 Number Size:29 X 2.20 This system integration allows EP1451 MFPN=8023019 180mm Q factor Rings 42 Number of Chainrings Single Drivetrain Speeds 11 Chainring BCD 96 Shimano Asymmetric Chainline Hub Compatibility 141 148 Boost Hubs Color Black Crank Length (mm) 170 BB Included No Pedal Spindle 9 16" Spindle Interface Type Shimano Hollowtech II Designed for ebike Yes Defined Color Black Size 170Mm Chainring Size 42T Chainring bolts sold separately Ring Position Type Inner Tooth Count 22 Round or Oval Round Chainring BCD 64 Material Steel Color Black Defined Color Black