Compatible with2.16 inch1 long plastic pool joint pins and pool seals are compatible metal frame pools, please do check your pool model number before purchasing to make sure it's the right fitting for your pool. Reliable and durableJoint pins and pool seals are made of quality ABS, they are sturdy and durable to use, which can applied for a long time, making your pools running easily and quickly in this summer, just enjoy the happy summer time. Easy to installEasy to install and no extra tools needed. Just simply replace the missing or broken intex pool joint pins, and install the new part on your metal frame pools without troubling. Package included12 PCS plastic joint pins, for pool replacement parts. This quantity is enough for you to use for a long time. Practical and convenientThey are ideal fittings to replace your broken or missing pins and seals, plastic pins can connect T-joints to your pool's round or rectangular frame tubing, and seals work well in keeping water from entering frame tubing and rusting, which can make your swimming pool work again.