ITEM NAME:Livewell Torsion Boat Drain Plug Fits 1 "Holes Description: Marine grade stainless steel and rugged construction rubber, corrosion resistance, durable use. Cam style, easy to use for tight, long lasting seal. Mount from inside transom, fits for 1inch diameter hole. Twist turn, fully adjustable, will not leak or jar loose under vibration. Used for boat bilge transom seawall baitwell livewell hull. Specification: Size: 34mm/1.34inch Package Includes: 1 Piece Drain Plug SKU: DMO0012870467028771.Used for boat bilge transom seawall baitwell livewell hull. 1 Piece Drain Plug. Marine grade stainless steel and rugged construction rubber, corrosion resistance, durable use. Cam style, easy to use for tight, long lasting seal.