PSA barrel profiles~~~~~

kisskaren

A2 profile > Lightweight > ULW > Pencil (.625FSB)
他们之间重量差个两三oz吧。

借Spikes这个图，从上往下数, 约等于
A2=4
PSA LW=5
ULW=5-6之间,.750FSB之前部分比5更细一些
Pencil=6 （.625FSB)

brucewayne

多谢了，正需要这个参考

Ogre

PSA light weight barrel跟A2 profile比，是在front sight base到muzzle的部分细了一圈，是不是在连续射击的情况下不会损失精度？

helloterran

搜了一下，从上到下分别是：

Top to bottom:

Spike's Tactical 16" Lothar Walther, Mid-length, Medium profile, .750" gas block seat - 2lb 3oz, 994g

Spike's Tactical 16" Lothar Walther, Mid-length, Melonite, Heavy Government profile, .750" gas block seat - 1lb 14oz, 856g

Spike's Tactical 16" Lothar Walther, Mid-length, Medium profile (Fluted), .750" gas block seat - 1lb 13.6oz, 838g

Spike's Tactical 16" LE, Mid-length, Government profile, .750" gas block seat - 1lb 11.7oz, 786g

Spike's Tactical 16" FN CHF, Mid-length, Optimum profile, .750" gas block seat - 1lb 10.4oz, 748g

Spike's Tactical 16" Lightweight LE, Mid-length, Lightweight profile, .625" gas block seat - 1lb 9.3oz, 718g

Spike's Tactical 16" Lightweight Dissy LE, Lightweight profile, .625" FSB location with .750" gas block seat - 1lb 7.4oz, 664g