Description BLUE SEA Cable Clam 8mm Cable – Including Stainless Steel Cover / BS-1001100 Provides a waterproof pass-through for antenna cables without requiring removal of the factory installed connector. HIGHLIGHTS Pre-drilled and slit rubber seals for easier installation. A polished stainless steel dress cap conceals mounting hardware, matches other deck hardware and offers protection from UV. Stainless steel fasteners included. For use above the waterline only. SPECIFICATIONS PART NUMBER: BS-1001100 MAX CABLE DIAMETER: 0.31″ (7.87 mm) MAX CONNECTOR DIAMETER: 0.68″ (17.27 mm) DRESS CAP MATERIAL: 316 Stainless Steel MOUNTING HOLE: Accept #6 x 7/8″ Screws RING MATERIAL: UV-Stabilized Thermoplastic SEAT HOLE DIAMETER: .165 in (4.19 mm), .220 in (5.59 mm) SEAL MATERIAL: UV-Stabilized Buna-N Rubber WEIGHT: 0.45 lb (0.2 kg)