Cylinderrør a 550-451mm star l86a2: 550mm tm ak47 ak47s: 455mm star g&p top ca m249 para: 455mm tm g3a3 g3a4 g3sg1: 469mm ca sarm41: 469mm academy l85a1: 470mm fa-mas f1 fa-mas sv: 472mm vfc mk43 mod 0: 475mm m16a1: 504mm ca g36e: 509mm tm ca m16a1 a2 vn:
Cylinderrør a 550-451mm star l86a2: 550mm tm ak47 ak47s: 455mm star g&p top ca m249 para: 455mm tm g3a3 g3a4 g3sg1: 469mm ca sarm41: 469mm
