2008年5月22日 · Granted the weight is the same, the ss109 is a long bullet and can change pressures significantly using the shorter bullets (normal 62gr FMJBT) data because of seating …

2005年10月17日 · The SS109 is the name Europe gave the M855. SS109 "usually" meets the NATO specs(you have to look for that crosshair circle). The M855 is held to higher tolerances …

2017年3月28日 · ALL M855 cartridges use the SS109 projectile. M855 is a US military nomenclature for the loaded round using the SS109 projectile. Its called M855 outside of the …

2010年1月11日 · i shoot ss109's with 24.5gr of AA2230, using a CCI 450 primer in LC brass, OAL is 2.260. The results are a consistent 2 moa from a 1:7 16" barrel. Posted: 1/31/2010 3:32:01 …

2013年10月7日 · I use ss109's almost exclusively, and get sub moa all day with the right powder first off, use data for 69 grain bullets, it comes down to surface area as opposed to weight with …

2008年4月9日 · 62gr SS109 with its mild steel core is designed to maintain lethality at a greater range, superior light barrier penetration, and armor defeating capabilities. For a vastly superior …

2004年11月30日 · SS109 has really marginal penetration on objects harder than the bullet itself. I did some 40-50 yard tests on hardened steel plates and M193 by far out penetrated the …

2013年1月5日 · Was reading alot about the CFE223, and was amazed at the velocities achieved in 5.56/.223 loadings. But since deciding to move ate rifles after only shooting/reloading …

2010年6月24日 · Long bullets need faster twists for adequate stabilization, and frankly 1:12 is just about as slow as you want for 55gr FMJs (it works OK with .22LR rounds) 62gr bullets, …

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