EXTEND SR13I crankset

Alloy/steel double chainring crankset for 8/9/10S bicycles with 170 mm alloy crank and integrated 24mm shaft (Hollowtech II compatible) for threaded bottom bracket BSA Features: - Reinforced part with 2-fold stitching between the thumb and index finger for greater durability of the glove - Side part of the thumb with a towel made of combed polyester for the possibility of wiping a sweaty forehead or glasses - The cut of the glove has a very well-matched shape, with a convenient fastening at the wrist - The high-quality Velcro used does not damage the jersey or other parts of the clothing even if it is accidentally attached to zipper hooks - Reinforced part on the wrist with silicone print for easy putting on the glove and pull-down loops at the base of the fingers (middle and ring finger) for quick removal of the glove even after a long and strenuous ride - Silicone print on the palm for safe handle. Specifications: - Material: cranks: forged Al 60601-T6 / outer chainring: 3mm Alloy + inner chainring: CrMo steel / 24 mm shaft: CrMo steel. - Additional small shifting ramps on the rear side of outer chainring for easy and quick gear change - Chain line 48.5mm. - Q-factor: 176 mm. - Weight: Chainrings + right side crank = 591 g / left crank + bolt = 295 g