Leupold Mark 4 DeltaPoint Pro Ring Top 30mm. These Red Dot Sight Mounts from Leupold is compatible with any Mark 4 rings or Mark IMA mounting platforms. The Leupold Mark 4 DeltaPoint Pro Red Dot Ring Top Mount allows you to mount the DP Pro on top of your scope rings or on a 45-degree angle. Create the ultimate optic for long-range and CQB engagements with this Leupold Mark 4 DeltaPoint Pro Ring Top Mount Kit. Specifications for Leupold Mark 4 DeltaPoint Pro Ring Top Mount: Manufacturer: Leupold Color: Black Finish: Matte Fit: Mark 4 rings Mark IMSAR and Mark 4 IMS Hand: Ambidextrous Condition: New Ring Quantity: Single Features of Leupold Mark 4 DeltaPoint Pro Ring Top Mount: Compatible with RDS Mark 4 rings Mark IMS Mark AR and Mark 4 IMS mounts Package Contents: Leupold Mark 4 DeltaPoint Pro Ring Top Mount Leupold 175550: Mark 4 DeltaPoint Pro Ring Top 30mm