The products these people put out are second to NONE !!!
The Spuhr ISMS (Ideal Scope Mounting System) is machined from one-piece solid billet, in 7075 T651 Aluminum with no joints or that can over time become a weakness in a mount. The unique lightweight design of the Spuhr mount provides a rock solid Picatinny-style mounting platform that lends itself to easy accessory mounting and clear visibility of the turrets with minimal movement. The lengthy list of features that Spuhr has packed into one mount makes it the truly Ideal Scope Mounting System.
Height for 40mm mount (from top of rail to center of scope tube): 1.5 inch / 38mm
Incline: 20.6 MOA /6 Mil
Made In Sweden