|Rangemaster 7.62||Rangemaster 7.62 Standby||Rangemaster 338|
|Caliber||7.62×51 NATO (.308 Win)||8.6×71 (.338 Lapua Magnum)|
|Operation||manually operated bolt action|
|Barrel||660 mm (26")||406 mm (16")||711 mm (28")|
|Length (ready / folded)||1230 / 960 mm (48.5" / 37.75")||940 / 710 mm (37" / 28")||1310 / 1050 mm (51.5 / 41.5")|
|Weight, w. bipod and scope||7.35 kg (16.2 lbs)||6.6 kg (14.5 lbs)||8.6 kg (18.9 lbs)|
|Feed Mechanism||10 rounds detachable box magazine||5 rounds detachable box magazine|
British rifle-making company RPA Precision Ltd (now RPA InternationalLtd) originally built indigenous target rifles, and entered "tacticalrifle" market in 2001 with new 7.62mm "Rangemaster" sniper rifle, basedon proprietary RPA Quadlock® action, used in their matchrifles. The 7.62mm "Rangemaster" rifle was supplemented with long range .338Lapua version in 2004 and short-range (urban combat) 7.62mm "Standby"version in 2005. According to the manufacturer, RPA "Rangemaster"rifles are in active use with a significant number of police andsecurity organizations across the world. With proper ammunition, allRPA "Rangemaster" rifles are capable of constant sub-MOA accuracy.
RPA "Rangemaster" sniper rifles are built around proprietary Quadlock® action,which features manually operated rotary bolt with four frontal radiallugs. Barrels are fluted for better heat dissdipation, and threaded toaccept a muzzle brake or silencer. Triggers are of two-stage type,fully adjustable, with ambidextrous manual safety conveniently locatedjust above the trigger. Rifles are fed using detachable box magazinesholding ten 7.62mm or five .338 rounds. Stock is of composite (aluminum+ polymer) design, with side-folding butt which is adjustable forlerngth of pull. Unusual features of the RPA stock design are boltchannel, which also serves as the stock comb / cheek rest, and the factthat in emerghency situations rifle can be fired with butt folded. RPA "Rangemaster"sniper rifles are sold without any iron sights, and equipped with standardPicatinny rail on the receiver which can accept a wide variety of dayor night sighting equipment. Two additional lenghts of Picatinny railare installed on the forend. Other acessories include foldingadjustable bipod and adjustable monopod, built into the buttstock.