6.5mm Creedmoor
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The 6.5mm Creedmoor designated as 6.5 Creedmoor by SAAMI, and as 6,5 Creedmoor by the C.I.P. is a centerfire rifle cartridge introduced by Hornady in 2007. Hornady senior ballistics scientist Dave Ema
Size comparison of some 6.5mm cartridges, left to right: .264 Winchester Magnum, 6.5×55mm Swedish, 6.5×52mm Carcano, .260 Remington, 6.5mm Creedmoor, 6.5mm Grendel
The longest 140gr bullets reach the neck-shoulder junction. Due to the relatively long neck, it can be reloaded with long target bullets without placing the base of the bullet below the neck. This eliminates the "donut" problem seen in many cases after being reloaded over 20 times. Left to right: a Remington 140gr and a 123gr A-Max. Calipers are set to magazine length.
From left: 6mm Creedmoor, 6.5mm Creedmoor, .308 Winchester
10.4mm Swiss Vetterli Winchester
L129A1
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The L129A1, also known as the L129A1 Sharpshooter Rifle, is a 7.62×51mm NATO designated marksman rifle manufactured by Lewis Machine & Tool Company for the British Armed Forces.
6.5mm Creedmoor
…100 yd (91 m) and weighing less than 10.5 lb (4.8 kg). The SOCOM designation for the weapon is the Mk 1 Mod 0. The British Royal Marines adopted the L129A2 designated marksman rifle chambered in 6.5 mm Creedmoor with an 18 in (457 mm) barrel, a new Leupold scope, a HuxWrx suppressor, an Envision Technology ballistic calculator, and…
An L129A1
L129A1 Sniper Support Weapon (SSW) version fitted with a 3-12×50 telescopic sight