Designed for 22mm diameter tubes, this black C-shaped clamp and pin set offers a secure and adjustable solution for toilet chairs, walkers, and crutches. The easy-to-use design allows for quick installation and removal, making it ideal for users who need to frequently adjust their mobility help. The durable construction ensures lasting performance and safety. Features -Color:Black -Material:Plastic,iron -Size:3.10X2.60X1.90cm/1.22X1.02X0.75in -Durable and reliable: made from thermoplastic rubber with reinforced metal inserts, providing antislip traction and a longer lifespan -Height adjustment: features adjustable plug accessories for height adjustment, enhancing user comfort and experience -Universal use: fits toilet stools, bathroom benches, and shower chairs, ensuring stability with unique angled legs and nonslip rubber tips -Simple assembly: assembly allows for setup by anyone in the household, fitting well with any brand of toilet platform -Enhanced safety: nonslip rubber tips with drainage holes help manage excess moisture, improving and reducing slip risks Package list: 8pcs x clamp pin