Click to expand Tap to zoom Locking Lever Device Size 1A to 3A, M by Albion Valves (UK) Ltd SKU AIVS2571ALFY Locking Device - Long Flat Yellow•To Suit Art 45, 40, 50, 59 & 89 Series•Consult Brass Product Information Bookfor more details https://www.albionvalvesuk.com/part/art-257/ Accessories