Outrigger Pads are Glued with Water-Proof Glue. Assembled in 30-50 ton Presses. 3/8" Lag Screws Penetrate 90% thru from both sides. Deep soaked in Premium Water Sealer. Chrome-Plated Solid Steel Handles. 5/8" Replaceable Poly Rope Handles. 48" & 60" Pads have Heavy Chain Handles attached with thru bolts and nuts