Product Info Catalog Plumbing Pipe & Fittings Compression 4PC 5/8" Sleeve/Ins Kit 4PC 5/8" Sleeve/Ins Kit Request a Quote UPC: 52151243720 SKU: 207865 Model Number: 17-0955 4 Piece, 5/8", Hard Nylon Compression Sleeve & Brass Insert Kit, Carded.