BLAMM Datacard Systems
The BLAMM Datacard System is a D.O.P.E. management device that conveniently mounts to any standard rail on your rifle and flexes to stay in place wherever you need it to be. This means no gluing anything to your expensive rifle!
It's low clearance allows it to mount directly under most scopes. The two versions available are the standard and the Lo-Drag, each with different clearances. The standard Datacard system requires 3/8" while the Lo-Drag requires only 3/16". However, The standard system only requires one notch in your rail while the Lo-Drag model requires two notches for mounting.