If you have a Samson B-TM stock for your Ruger 10/22 rifle and prefer a higher sight picture for a more comfortable cheek weld, these Samson B-TM Sights are a must-have. Compared to the 0.7" height over bore measurement from a 10/22 rifle with factory iron sights, these elevated sights have a height over bore of 1.25" that allow for a more comfortable and natural cheek weld.Features : Windage and elevation adjustable "Height over bore of 1.25";"6061-T6 Aluminum"