Adjustable Clamp-On Rod HolderStrongest 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" IDIncludes two pair of 304 stainless mounting screws and the Allen key needed to make the angle adjustment and to tighten the clamp in place.WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.