Rifle, No4 MkI and MkI*

General Specifications

Weight                                                  9 lbs.

Weight w/Bayonet Spike                   9 lbs. 12 oz.

Length                                                   44.5 inches

Length w/Bayonet                               52.75 inches

Length of Barrel                                 25 ¼ inches

Caliber                                                  .303 British

Chamber Length                                 2.222 inches

Rifling                                                   Two, Five and Six groove

Rifling Twist                                        Left hand (2 and 5 groove), Right hand (6 groove) one turn in 10 inches

Type of Operating mechanism          Lee action, hand operated, rear locking lugs

Loading Device                                    10 round, detachable box magazine

Sights: Front                                        Fixed blade, multiple heights (12 sizes -0.045 to +0.120” in 0.015” increments)

Sights: Rear                                         Aperture:              Mk1 Vertical Leaf, screw adjustable for ranges from 200 yd to 1300 yd with battle sight,

                                                                                                Mk 2 “L’ Type, double aperture 300 yd and 600 yd,

                                                                                                Mk 3 Vertical Leaf, slide adjustable for ranges from 200 yd to 1,300 yd with battle sight

Sight Radius                                        28.75”

Trigger pull: First Stage                   3 to 4 lbs.

Trigger Pull: Second Stage              5 to 6 lbs.

Ammunition                                         MkVII Ball or equivalent

Muzzle Velocity (MkVII Ball)          2440 fps

Maximum Chamber Pressure          48,000 CUP

Maximum Range                         3,000 yards

Maximum Effective Range             550 yards. (Maximum effective range is the greatest distance at which a weapon may be expected to fire accurately to inflict casualties or damage)

 

 

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