1. 【Compatibility】UP(RMR Footprint): for RMR/SRO, and for holosun 407C/507C/508T. Down: for Glock 17/19/26/34/45/31/32/33......Not fit all mos model.
2. 【Specification】Heigh: 0.058 inch, One-Piece Design, Lightweight.
3. 【Material】Precision CNC machined from aircraft grade aluminum. finished in a matte black anodize.

Compatible with Glock:

• 9mm model: 17、19、26、34、45
• .357 model: 31、32、33
• .40 model: 22、23、24、27、35
• .45 Auto model: 21、30、36、41
• .45 G.A.P model: 37、38、39
• 10mm AUTO model: 20、29
• NOT FIT ALL MOS MODEL.

Compatible with RMR Footprint Red Dot Sights:

• Trijicon RMR/SRO.
• Holosun 407C/507C&508T.

Installation Instructions:

• Remove the rear sight.
• Slide mount plate into rear sight dovetail *May need press or rubber hammer.
• Tighten dovetail socket set screws.
• Place the red dot sight on mount plate then tighten the mount screws.

Includes:

• 1 X Mount plate
• 1 X Regular sealing plate
• 1 X Anti-flicker sealing plate
• 3 X RMR screws (short)
• 3 X Socket set screws
• 1 X Hex Key