Deck filler key in chrome plated brass, part of our budget range designed especially for Narrowboats. The deck filler key is cast in brass and plated with chrome and measures 45mm by 33mm. The key is suitable for all slotted deck fillers and pump out sockets, including: N-72002, N-72003, N-72010, N-72011, N-72012, N-72020, N-72027 and N-72028.