DESIGNED FOR LARGE EQUIPMENT: Ideal for mounting heavy networking and IT equipment with a robust 300 lbs (136 kgs) weight capacity EXTENSIVE DEPTH: Provides a 29' (737 mm) deep shelf to accommodate larger equipment CENTER MOUNTING: Securely mounts in 2 Post relay and telco racks ensuring stability and strength SECURE YOUR GEAR: Side slots for equipment straps help keep your equipment in place VERSATILE COMPATIBILITY: Fits most standard EIA 19' 2 Post racks with round threaded or square holes