Mossberg 500 to Holosun 509T Steel Red Dot Plate Model:4 Screw It is fully compatible with

It is fully compatible with the optics ready P365 slides

Compatible with Athena Precision or Taylor Freelance mag bases for the best results

and more rounds

Walther PDP V2 to Holosun EPS Steel Red Dot Plate

100” (Measurement from the bottom of the plate to the mounting face of the optic not the overall thickness

Mossberg 500 to Holosun 509T Steel Red Dot Plate Model:4 Screw It is fully compatible withMossberg 500 to Holosun 509T Steel Red Dot Plate Steel Adapter Plate for Mossberg 500 & Holosun 509T PRODUCT OVERVIEW This steel adapter plate enables the seamless mounting of a Holosun 509T red dot sight or any optic with the 509T footprint to your Mossberg 500 Shotgun. Athena Precision offers unmatched rigidity and precision under recoil and heavy real world use. Finished with a corrosion resistant copper phosphate coating and shipped with all