50 LB, Non-Shrink Precision Grout, High Strength, Non-Metallic, Non-Shrink Grout Designed For Precision Grouting & General Construction Applications, Can Be Mixed To A Plastic, Flowable Or Fluid Consistency, Use For Grouting Heavy Equipment, Pre-Cast Concrete, Bearing Plates, Steel Columns & Anchoring Applications, Compressive Strength At 28 Days, Plastic 14,000 PSI 96.5 MPA, Flowable 12,000 PSI 86.2 MPA, Fluid 8,000 PSI 55.2 MPA, Complies With ASTM C 1107 & Army Corp Of Engineers CRD 621, Bag.