Check the listing for details. Henry .22 Red Dot Optics Mount Plate .22lr Classic H001 407k RMSC. Color: Black, Condition: New. Listed at 59.00 USD. Desert Machine's all new Space Cowboy Series. **Christmas Discount 15% - Price Reduced til Christmas!!** 407K/RMSC Footprint Red Dot Optics Mount Plate for Henry .22lr Lever Action Rifles. Fits all Henry .22 Rifles with 7/16 Dovetail on top of the Receiver. Firearm and Red Dot Sight ARE NOT INCLUDED! Includes Mount Plate, Brass Hardware and Allen Key. Proudly Made in the USA. Partial List of Compatible Red Dot Sights - Holosun 407K,507K,EPS Carry, EPS Fullsize. Sig Romeo Zero. Shield RMSC,SMS. Crimson Trace CTS-1525. Swampfox Sentinel, Sentinel II. Viridian RFX 15, RFX 11, Primary Arms Classic, TruGlo XR21 and many many others. Please contact us with any fitment questions. The mount fits several Lever Action rifle models and hundreds of different Red Dot Sights.