1. Easy installation: no problems installing this set with long lock joint pins installed on your round 13 24 inch metal frame pools. Simply the broken or missing pins and no additional tools are required. 2. Super value pool replacement parts: you will receive 12 joint pins and seals for pool replacement part, long joint pins connect Tconnections to the round frame tubes of your pool. Seals prevent water from entering the frame tubes and rusting. 3. ABS material: made of highquality ABS material, which proves to be durable, as the frame pool is used every day. So that your pool stays in shape this summer with the help of the joint pins and seals. 4. Designed for metal and prism frame pools: 10312 pins. Product size: 6 cm/2.36 inches (length); 0.8 cm/0.31 inches (diameter). Pins part number: 10312, these plastic joint pins and seals for metal frame pools, suitable for 10ft x 30in (201619), 12ft x 30in (201619) and prism frame: 10ft x 30in (201619), 12ft x 30in (201619), 12ft x 30in (201619);12ft X 39in(2019);13ft24ft (20152015 before).