Battle Steel Holosun HE509 Adapter Plate Glock 43x/48 MOS Holosun 40. Type Ii Class Iii Hard Anodized. Includes 2 Stainless Steel Screws Compatible With Glock Mos Holosun He509t. Specifications for Battle Steel Holosun HE509T/407/507K Adapter Plate: Manufacturer: Battle Steel Red Dot Sights-Footprint: Holosun 509T Fabric/Material: 6061 Aluminum Color: Black Gun Model: Glock 48 MOS Glock 43X Finish: Class III Type II Hard Coat Anodized Gun Make: Glock Gun Type: Pistol Condition: New Package Contents: Battle Steel Holosun HE509T/407/507K Adapter Plate 2 Stainless Steel Screws What firearm models does the manufacturer say Battle Steel Holosun HE509T/407/507K Adapter Plate is compatible with? The manufacturer suggests that Battle Steel Holosun HE509T/407/507K Adapter Plate is compatible with Glock 43X Glock 48 MOSBattle Steel BSH407507KAP: Holosun HE509T/407/507K Adapter Plate Glock 43x/48 MOS Holosun 40