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本帖最后由 webhero 于 2013-7-21 13:28 编辑
各位兄弟,搞个sb ar pistol 该弄活塞还是di啊,市面上活塞的是不是只有lwrc?为啥那么贵啊?lower都是一样的ar lower对么?
目前看上两个可能setup:
DI: 700不到
7.5" 5.56mm Nato Barrel Yankee Hill Railed Complete Upper
https://www.hardenedarms.com/ecProduct_95
Barreled Upper Assembly:
7.5" Barrel length
Solid black finish, 4140 Chromoly Barrel
5.56 Nato Chamber
1 in 9" twist rate
M4 Feed ramps
Yankee Hill Diamond Series Specter Length Free-Float Rail
Carbine-length Gas system
A2 Flash Hider
Billet 7075 upper receiver
T-Marks on receiver
Optional Bolt Carrier Group and Charging Handle:
Forged 7075 charging handle
Full Auto Profile Mil-Spec Bolt Carrier Group
Bolt: 9310 steel, shot-peened, individually MPI tested, case-hardened, phosphated
Carrier: 8620 steel, heat-treated, fully-shrouded firing pin, phosphated, full-auto rated
活塞:1300以下,
准备等个LWRC的deal,比如lwrc m6a1 ,或者PDS。二手的不知道行不行?给点意见哈
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