SLR-106 5.56x45 caliber rifles are top notch, Bulgarian made, stamped receiver, semi-automatic variants remanufactured by Arsenal, Inc in Las Vegas, Nevada. All SLR-106 rifles feature original Bulgarian made 1mm stamped receiver, original Bulgarian chrome lined hammer forged barrel, US made anti-slap double stage trigger group, US made mil-spec. polymer stock set with stainless steel heat shield, left-side folding solid polymer buttstock, and trapdoor for cleaning kit, 1000 meter rear sight leaf. The SLR-106F and SLR-106FR models come with front sight block with bayonet lug and 24x1.5mm right-hand threads, gas block with bayonet lug, Bulgarian chrome lined muzzle brake, and in black or desert sand color. SLR-106CR model comes with a front sight block / gas block combination, and SLR-106UR model comes with a front sight block / gas block combination and short gas system (“Krinkov”).
Stamped receiver, 5.56 NATO caliber, short gas system, front sight block / gas block combination, cleaning rod, black polymer furniture, stainless steel heat shield, left-side folding polymer stock, and 2 stage trigger.