DROPOUT 58, DEROSA/FONDRIEST/IRONHORSE/MARIN/ORBEA - Derosa, Fondriest, Ironhorse, Marin, Orbea. - CNC machined 6061 aluminum. - Black anodized finish. - Attaches to frame with (2) M4x8 Flat Head Screws. - Fasteners not included. ~ Replaces: * Canyon Hanger #8. * Kona Hanger Type J. * Marin Hanger 16. ~ Note: This hanger has threaded holes for the fasteners. - 1 drop out per bag.