sold - Calguns.net
This is a new, never fired all original German Import HK MR223. Yes it shoots 5.56. 14.5 inch barrel, flash hider pinned and welded to reach 16" overall. Will have Compmag for CA compliance. …
Raman Spectroscopy Setup Not Functioning as Intended
May 30, 2025 · I am attempting to revive an old Raman spectrometer that had a few components stop working. I was left with a functioning probe head, laser system, and some optical components. …
Bravo Company 16" 5.56 1.7 Enhanced Lightweight Complete Upper
18'' Heavy Barrel 5.56X45mm NATO, 1/9 TWIST 1, 14.5'' RGQ HAND GUARD, VORTEX FLASH SUPPRESSOR, (R Guns A3 forged receiver mil-spec type 3 hard coat anodized.5.56x45mm NATO …
Resists for etching Aluminium with NaOH • Physics Forums
Sep 18, 2025 · I caught the tail end of a video about a new application for treating chemical or process waste, which is applied to 'red' mud or contaminated bauxite residue, but the person of interest …
Battlecomp 2.0 - calguns.net
Apr 21, 2013 · I just got done switching out my A2 flash hider for a battlecomp 2.0 The battlecomp came with a shim set (1 large, 8 med, 1 small). When I removed the A2 flash hider, it already had a black …
Potassium Carbonate + Water Reaction • Physics Forums
Aug 28, 2011 · The discussion centers on an experiment involving the reaction of 30 grams of Potassium Carbonate with water at 145 degrees. Participants question the clarity of the temperature …
BCM & Ultradyne - Muzzle Devices - calguns.net
Oct 11, 2022 · Features: -Designed for tactical applications to reduce muzzle rise, flash signature, noise, and lateral pressure -Tuned slots and interior cone offer maximum in recoil mitigations, …
The smallest increment of time a human can percieve?
Jul 25, 2009 · I tested myself with 120fps in Flash, and I could detect a single changed frame (and the next frame is the same as all the other before the change), so that means I can perceive a 120th of a …
WTS/WTT JP Enterprises 223 Recoil Eliminator Muzzle Brake SOLD
Mar 5, 2015 · SOLD Used JP Enterprises recoil eliminator for 223 rifles. 1/2"x28 threads. Comes with crush washer. $55, FTF in Solano county. $5 shipping. Free shipping Will trade (or partial trade …
What Makes Nitrates So Explosive? • Physics Forums
Mar 22, 2013 · I caught the tail end of a video about a new application for treating chemical or process waste, which is applied to 'red' mud or contaminated bauxite residue, but the person of interest …