material: plastic Size 16mm Special features and durability Product Dimensions 2.5D x 15.2W x 2.5H cm Number of shelves 1 Durable Material: The fishing rod holder is made of plastic, which is lightweight and durable. The screw seat is located under the rubber, so you don't have to worry about the screw scratching your favorite fishing rod or pool cue. EASY INSTALLATION: Each fishing rod holder can be easily installed with 2 stainless steel screws. You'll need to use screws through the holes drilled in the rod holders and attach them anywhere you like. Widely Used: The inner diameter of these fishing rod holders is 16mm. Simply push your fishing rod or pool cue into the fishing rod holder to secure them. The method of use is very simple and convenient. Wide application: Fishing rod holder for positioning billiard balls, snooker cues and fixing fishing rods, keep your fishing rods neatly stored and keep your room tidy. In addition, this rod rack can also be used as a pool cue rack to help you organize and store your pool cue sticks. Package includes: Including 20 large fishing rod holders larger than the old model to meet your diverse use and replacement needs. You can give these fishing rod clips as a gift to friends who love fishing, collecting fishing rods or pool cue.