[Universal Fit]: Designed to fit 2INCH Imperial outer diameter tubes, these Fishing Rod Holder Tube Insert Protectors are ideal for a variety of fishing rod holders and accessories [Material]: Made from rubber, these Boat Yacht Fishing Insert Protectors are built to withstand harsh outdoor conditions, ensuring long term use [Enhance Protection]: Safe Guard your fishing rods and reels from damage with these protective cap, ensuring your equipment stays in top condition [Versatile Compatibility]: The Rubber Cap is ideal for use with aluminum or stainless steel rod holders, making them a versatile addition to your fishing gear Designed to fit 2inch (50mm or 51mm) Imperial outer diameter tubes Maximum. tube wall thickness 1.5mm Color: Orange Material: Rubber Package Contents: 5 x Holder Tube Insert Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.