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Leupold Mark 4 3.5-10x40 LR/T M1 Tactical Rifle Scopes Personalized by Leupold Custom Shop is not available yet, but it is coming to our store soon! If you are looking for something you can receive sooner, please consider the replacements selected by our product experts below

Product Info for Leupold Mark 4 3.5-10x40 LR/T M1 Tactical Rifle Scopes Personalized by Leupold Custom Shop

The following spec is for a standard model of Leupold Mark 4 3.5-10x40 LR/T M1 Tactical Rifle Scopes. Please note that if you select one of the custom rifle scope options, the standard specs for the Rifle Scope might change according to your selection.image

Incorporating the features of the Mark 4 M1 with a variable power , the Mark-4 3.5-10x40mm LR/T M1 Rifle Scope from Leupold Custom features ergonomic adjustment dials that offer the shooter tactile and audible clicks. The Index Matched lenses provide superior light transmission, while the generous eye relief allows for easy target acquisition even from difficult shooting positions.

The following models of Mark-4 3.5-10x40 Long Range / Tactical ( LR/T ) M1 Leupold Rifle Scopes are available:

  • Leupold 52128 - Matte Finish, Mil Dot Reticle
  • Leupold 60020 - Matte Finish, Tactical Milling Reticle (TMR)

Specifications for Leupold Mark-4 3.5 - 10 x 40mm LR / T M1 Rifle-Scope:

Actual Magnification:   3.2(3.5x) 9.5(10x)
Length (in):   13.5
Eyepiece Length (in):   3.0
Objective Length (in):   4.3
Objective Diameter (in):   1.8
Eyepiece Diameter (in):   1.6
Tube Diameter:   30mm
Weight:   19.5 oz. / 553 grams
Eye Relief (in):   4.7(3.5x) 3.4(10x)
Eye Relief (mm):   119(3.5x) 93(10x)
Obj. Lens Diameter:   1.575in / 40mm
Max. Adjustment @ 100 yds (in):   65
Max. Adjustment @ 100 m (cm):   181
FOV @ 100 yds (ft):   29.9(3.5x) 11.0(10x)
FOV @ 100 m (m):   10.0(3.5x) 3.7(10x)
  Ring Spacing
Max. Mount Ring Spacing (in):   6.2
Front Ring Space (in):   2.4
Rear Ring Space (in):   2.4

Features of Leupold Mark 4 3.5 - 10x40mm LR/T M-1 Rifle-Scopes:

  • Index Matched Lens System for the highest levels of light transmission and the brightest sight picture possible
  • M1 dials have 1/4-MOA -click- adjustments
  • Audible, tactile clicks let you adjust with extreme precision
  • 30mm maintubes for increased windage and elevation adjustment
  • Finger-adjustable, knurled windage and elevation adjustment tall M1 dials
  • Butler Creek- Flip-Open Lens Covers come standard with all Mark 4 LR/T Rifle Scopes

Package Contents:

  • Leupold Mark 4 3.5-10x40mm Long Range/Tactical Scope LR/T M1
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Last updated 2025-12-19 UTC.