Internal Diameter fits up to 1/2” hoses. Plastic Handle designed to host most of DIN adaptors; compatible with male couplings NV, CNV and High Flow series. Flat spot to fit coloured tags with symbols to easily identify the lines. The kit is composed by: black plastic shell, steel adaptor, 2 bonded seals, 4 SST screws. Identification tags are not included in the kit. Available in different colours, purchasable according to line identification needs.