Versa-Pod Model 251 Prone Bipod w/ Rubber Feet 7-9in Picatinny Black. All steel construction designed specifically with the M249 in mind. Adjusts from 7'' to 9'' fully extended. (1.96 lb 0.89 kg) Versa-Pod M251 Tactical Bipod The Heavy Duty has All-Steel construction with rubber feet for proneor bench shooting and a non-quick detach mechanism which means you get one serious bipod. Based on the Model 91 which was designed specifically for the M249 SAW the 251 is just as rugged and sturdy. Attaches to any MIL-STD-1913 rail. The legs extend from 7 inches to 9 inches. Non-Marring Rubber Feet Classic Prone Size Cant Friction Lock All Steel Construction Spring Loaded Legs Specifications for Versa-Pod Model 251 Prone Bipod w/ Rubber Feet: Manufacturer: Versa-Pod Tripod & Bipod Material: Steel Bipod Leg Material: Ruber Height Range: 7 - 9 in Fabric/Material: 4140 Chrome Moly Steel Color: Black Mount Type: Dovetail Package Contents: Versa-Pod Model 251 Prone Bipod w/ Rubber Feet Versa-Pod 180251: Model 251 Prone Bipod w/ Rubber Feet 7-9in Picatinny Black