The Eagle Group PWM21-3C is a versatile shelving bracket designed for post mounting. This adjustable post wire wall mount kit is ideal for 21" deep shelves and includes a sturdy 54" high post with supports, ensuring reliable stability. The kit features three 21" long double shelf brackets, all finished in a sleek chrome for a polished look. NSF certified, this shelving solution is perfect for commercial settings, providing both functionality and durability.