DROPOUT 301, SPECIALIZED - Specialized. - CNC machined 6061 aluminum. - Black anodized finish. - Attaches to frame with (1) M5x10 Socket Head Screw. - Fasteners not Included. - Replaces Specialized Amazinger 2.0 (S16260002) and Amazinger 2.1 (S172600003) Hanger. ~ Note: This hanger is not the same as DROPOUT-284, which replaces Specialized Part #S152600003. - 1 drop out per bag.