Description: Flush Mount, 30 degree, 1-1/2"/ 3.8cm inside diameter. Includes the cap cover with a rubber base gasket. No Pin inside High quality propene polymer material,highly durable and environmentally friendly The fishing rod holder relieves the tedious task of holding the rod when fishes are slow to bite. Package Includes: 2 Pieces Fishing Rod Holder 6 Pieces Screws