Fluidmaster B4T16U Toilet Connector With Size Adaptors Braided Stainless Steel - 3/8 Compression 7/16 Compression 1/2 Compression or 1/2 F I P Thread x 7/8 Ballcock Thread 16-Inch Length From the Manufacturer Protect your home and eliminate guesswork with a Fluidmaster Fits-All Braided Stainless Steel Flexible Toilet Connector. Using the included adapters, this connector can connect your faucet to either a 3/8-Inch female compression, 7/16-Inch female compression or 1/2-Inch iron pipe female straight thread wall water supply, so there's no need to guess what your fitting size is. Made from high quality flexible PVC and braided in stainless steel, this connector won't burst or leak in even the highest pressure conditions.