Hubbell Wiring Device Kellems 022291017 Fiber Optic Cable Support Grip, 0.23 in to 0.32 in, 300 lb Breaking Strength, 2 1 2 in Mesh Lg 924132729 Testing Contains Pressure Release Valve Testing Contains Pressure Release Valve No Air Connection Type Tire Valve Maximum Back Pressure (Water) 50 ft of head Plug Seal Material Natural Rubber Bypass Connection Type NPT Contains Bypass Yes Series Muni Ball Air Connection Gender Female Bypass Thread Gender Female Test Plug Weight 1 5 sq ft Style Air Filters Panel High Velocity 500 fpm MERV 11 Initial Resistance @ 300 fpm 0 32 in Breaking Strength 300 lb Mesh Length 2 1 2 in Eye Length 3 in Standards CSA Certified Series Fiber Optic Construction Woven Industry Standard(s) CSA Certified Material Mounting Hardware Screw Hook or Beam Clamp Application Single Eye Approx Breaking Strength 300 lbs Style Split Mesh Rod Closing