是不是18“的最划算,才要500快。 枪管,枪机BCG 材料好像都一样,有什么区别么? 谢谢
$500 - PSA 18" CHF MIDLENGTH 5.56 NATO 1:7 RIFLE KIT - 508067
$620 - PSA 20" CHF RIFLE LENGTH 5.56 NATO 1:7 PREMIUM RIFLE KIT - 8818
$550 - PSA 16" CHF MID-LENGTH RIFLE KIT - 8978
$620 - PSA 18" 5.56 NATO 1:7 MIDLENGTH CHF HEAVY BARREL 15" M-LOK MOE EPT RIFLE KIT
$ 660 - PSA 16" CHF A2 MID-LENGTH 5.56 NATO 1/7 13.5" LIGHTWEIGHT M-LOK MOE EPT RIFLE KIT - 5165448203