Wedge Anchor, Fully Threaded, Carbon Steel, Galvanized, Anchor Dia. 1/2 In, Anchor Length 5-1/2 In, Thread Size 1/2-13 In, Min. Embedment 2-1/4 In, Ultimate Shear in 4000 PSI Concrete (Lb) 4760, Ultimate Tension in 4000 PSI Concrete (Lb) 5100, Agency Compliance ICC Evaluation Service, Inc. # ESR-2251; UL; Factory Mutual; COLA - RR2748; California State Fire Marshall; Caltrans; Meets or Exceeds US Government G.S.A Specification A-A-1923A Type 4 (formerly GSA: FF-S-325 Group II, Type 4, Class 1)