Scope Ring Height
Scope Bell Dia. mm
Scope Tube Dia.
Scope Cap Allowance?
Barrel Distance to Top of Rail
mm
AR15 or any Monolithic rail = 0

Min. Ring Height
Base to Bottom of Ring
 mm ~ Inch
Warne & Weaver

Base to Center of Ring
 mm ~ Inch
Vortex, Leupold, Arken, Wheeler
(Bell mm / 2) - (Tube dia mm / 2) +
(cap mm) = Ring Hight mm, Minimum
mm / 25.4 = inches
Tube Objective Size
Ring Height
1" 20-30mm Low
36-42mm Medium
42-52mm High
50-56mm Extra High
30mm 24-42mm Low
42-52mm Medium
50-56mm High
Up to 62mm Extra High
34mm 30-42mm Low
42-52mm Medium
52mm + High
Ring Brand/Size Height Measure Point
Leupold
Rifleman/Low 1" or 30mm 0.61" Center
Rifleman/Medium 1" or 30mm 0.90" Center
Rifleman/High 1" or 30mm 1.15" Center
Rifleman 3/8 Rimfire 0.96" Center
Vortex
Pro / 1" Low 0.75" Center
Pro / 1" Medium 0.95" Center
Pro / 30mm Low 0.90" Center
Pro / 30mm Medium 1.00" Center
Pro / 30mm High 1.26" Center
Pro / 30mm Extra High 1.54" Center
Warne
1", 30mm, 34mm - Low 0.250" Base
1", 30mm, 34mm - Medium 0.375" Base
1", 30mm, 34mm - High 0.525" Base
1" or 30mm - Extra High 0.650" Base
1" - Ultra High (MSR) 0.935" Base
30mm - Ultra High (MSR) 0.850" Base
Torque Settings
#6 screws Base Mounts 18-20 in#
EGW Bases 20 in#
#8 screws Rings 28-30 in#
#10 screws Windage on Leupold 40-45 in#
Rifle Action w/out Pillars 40 in#
Rifle Action with Pillars up to 65 in#
Ruger 10/22 Base to Receiver >15 in#
Leupold Rifleman Ring Side Screws 14-16 in#
Leupold Rifleman Ring Top Screws 22-24 in#
Warne Fixed Rings Both 25 in#
Vortex Pro Base 30 in# Rings 18 in#

Optics Warranties:

Vortex - No Questions, Lifetime on all products
Leupold - Scope+Binos Lifetime, Red Dots 2 years (accident not covered)
Bushnell - Defects in Materials only
Burris - Lifetime, no questions, no deliberate damage
Holosun - Only first owner w/ registration. Lifetime on metal, 10 years LED
Trijicon - Manufacture defects w/ registration, no transfer
Aimpoint - 10 years, personal use, manf. defects, proof of purchase needed.
Simmons - Lifetime materials, proof of purchase needed
Pursuit - Limited Lifetime?