Adjustable Clamp-On Rod Holder. Strongest clamp in its class. Never before has a moderately priced adjustable clamp-on combined such a strong clamp with innovative smooth styling. Solid cap protects your rails from dents often caused by inferior adjustable rod holders. Our clamp fits any rail between 3/4 OD to 1-1/16 OD. Made from 304 stainless steel tube lined with a UV resistant black PVC and fitted with a chrome zinc alloy adjustable clamp. Angle from the rail adjusts in 15 degree increments. 9 tall tube with 1-5/8 ID. Includes two pair of 304 stainless mounting screws and the Allen key needed to make the angle adjustment and to tighten the clamp in place. Strongest clamp in its class. Never before has a moderately priced adjustable clamp-on combined suc Angle from the rail adjusts in 15 degree increments. 9 tall tube with 1-5/8 ID