CE Smith 1-516 Vertical Aluminum Rod Holder This CE Smith Rod Holder is constructed of anodized aluminum for durability. The anodized finish provides corrosion resistance protecting its functionality and style. The horizontal clamp is designed to fit rails with a 1.315 outside diameter. Features Vertical Clamp Sleeve Fits Rails with 1.315 Measured OD Anodized Aluminum California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Storage Product