The shelf is 18 inches in length and 5 inches in width and crafted from 18-gauge steel

raised lettering indicating

Wheel Type: ABS Plastic

Model Number: 8353A057V AC

Size: 1-3/4 in x 1-17/32 in x 1-3/8 in

Milwaukee Valve Lug-Style Butterfly Valve, Carbon Steel, 285 psi, 6 in Pipe Size - HP1LCS4212 6" limit6 The shelf is 18 inchesUse in throttling and positive shutoff applications, with hot water, cold water, and steam. A redundant seal prevents seat from being drawn into the flow stream, especially under high velocity conditions. Bidirectional, with double dead end service. Mounts in any position. Lever handle and stainless steel spring.