5 x John Guest 12mm x 3/8" BSP straight adaptor. JG Speedfit push fit PM011213E
5 x John Guest 12mm x 3/8" BSP straight adaptor. JG Speedfit push fit PM011213E. JG Speedfit. 5 x John Guest Speedfit 12mm x 3/8" BSP straight adaptors. John Guest Air & Drinks Parts. Bathroom Accessories.