It has had four variants: the M40, M40A1, M40A3, and M40A5. [2] The M40 was introduced in 1966. The changeover to the A1 model was completed in the 1970s, the A3 in the 2000s, and the A5 in 2009.

Shop the USMC M40A1 for a legendary precision rifle used by elite marksmen. Known for its accuracy and reliability, it's perfect for both collectors and serious shooters.

Apr 3, 2020 · The M40A1 is an outstanding system, very capable of extreme levels of accuracy, though the older M118 ammo tended to hold the rifle back to about 1 MOA, but the new M118LR (designed by the USMC) really unleashed the potential of these rifles with …

Jul 16, 2019 · A USMC sniper in Huế, Vietnam, prepares to take a shot. The M40’s performance in country led to changes that would become the M40A1.

The M40 recoilless rifle[17][18][19][20] is a portable, crew-served 105 mm recoilless rifle made in the United States. Intended primarily as an anti-tank weapon, it could also be employed in an antipersonnel role with the use of an antipersonnel-tracer flechette round.

Apr 12, 2019 · A modern-day U.S. Marine scout-sniper takes aim with his Unertl-scoped M40A1 rifle. The fixed, 10X Unertl replaced the Redfield 3-9X Accu-Range model used on earlier M40s and M40A1s and will be...

M40A1 (1977-1996) To address these issues, the M40A1 introduced key upgrades: McMillan fiberglass stock for improved weather resistance; Unertl 10X scope for enhanced magnification and durability; Improved barrel construction to maintain accuracy over extended engagements

Feb 17, 2023 · M40A1 (1977, 1980 - 2001) 1977 marked a turning point in the life of the M40. Rather than start over with a new rifle, the Marines decided to rebarrel and re-stock the original actions still in service (while new actions were ordered to replace those that were worn out or …

Feb 1, 2024 · Rusting, cracked optics, broken triggers, and the lack of parts led to the rifle's evolution into the M40A1 in 1973. Modifications to the M40 included welding the recoil lug and internal magazine box to create a solid one-piece body.

Jul 7, 2011 · The M40A1 sniper rifle is based on the Remington model 700. It is a heavy barrel, bolt action, magazine fed 7.62mm rifle that is optimized for accuracy with Match Grade ammunition.