NcSTAR Ruger MK2 Pistol Micro Dot Base Mount Micro Dot base mount bolts directly onto the MK2 receiver with two supplied bolts. Provides a low mounting platform for a Micro Dot reflex optic. The low profile mount allows the optic to be mounted closer to the bore of the barrel Micro Dot base is compatible with all the NcSTAR Micro Dot type optics: DDAB, DDABG, DDABL, DXDAB, DGAB, DXGAB The small and compact mount does not add unnecessary weight to your pistol Black anodized aluminum construction Includes mounting and tool hardware