The BPM - 1 series of adapters allows quick and easy installation of MIL-STD 1913 accessories such as lights, lasers, and bipods to BOLT ACTION RIFLES. Intended for any rifle forend using a 1 3/4 inch radius, such as HS Precision, Remington and others. Simply install a second sling stud on your rifle, then use an additional BPM-1 for combining a laser and bipod on your weapon. The BPM-1 is easily removed and requires no permanent modifications to the rifle stock. The rail section is machined from 6061 T6 aircraft grade aluminum, then Type III hard coat anodized for long life. Remaining components are heat treated stainless steel for extended use in all enviroments. Comes with full instructions and installation tool.