This one:
Armalite 1” scope mount assembly, medium
$89.00
Armalite’s Scope Mounts provide outstanding, repeatable engagement with all MIL-STD 1913 rail systems, placing the scope centerline at the same position as the iron sights of a model A2 Rifle.
Medium height and accept up to a 50 mm
Fits on AR-10®, M-15, AR-30, AR-50
1.250″ from top of upper receiver to center of scope rings (approx.)
Torque on the 1913 rail screws: 40 inch lbs.
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The 1.25"/high fits me fine but I am not too too crazy about the bolts that hold it together. I also have the sWFA/SSALT but it is too high for my liking.