include cars and bikes, special boats, Police helicopters and CH-47 Chinook heavy helicopters of the Spanish Army. Weapons The most common sniper rifles used by the group are the Mauser SP66, Heckler & Koch PSG1, AMP DSR-1, Sako TRG-41 and TRG-21, SAKO A-II (silenced) and Heckler & Koch G3SG/1. Their assault rifles are the SG 551 SWAT and SG 552, Heckler & Koch G41TGS and HK33. They use Franchi, Remington and Heckler & Koch shotguns. MP5 and FN P90 are the submachine guns of choice. Their pistols are the SIG P226 (9×19mm Parabellum) and the USP Compact. GEO members also employ electroshock weapons, which caused some controversy when Amnesty International denounced the use of such weapons by the Policía Nacional. To increase shooting accuracy they employ shooting support devices such as the holographic weapon sight, AMT reflex sights, Schmidt & Bender 1.5 – 6 x 42 daylight sights, Simrad KN250F night vision sights, Zeiss Diavari daylight sights, Varo AN/PVS-4 night vision sights, EDS laser sights and Sure-Fire flashlights. Notes Bibliography External links Grupo Especial de Operaciones website ATLAS Network Law enforcement in Spain Non-military counterterrorist organizations Police tactical units