JESS1344 508 Posted June 21, 2014 Report Share Posted June 21, 2014 (edited) GUYS, FINALLY HAD A CHANCE TO GET A SHORT-TIME AT THE RANGE WITH MY BUD'S MICRO C-39 CENTURION, THAT HE'S LEFT IN MY CARE TO ACCESSORIZE. THE ADD-ON'S THUS FAR ARE A VORTEX FLASH SUPRESSOR (TOOK THE FLASH FROM BEACH-BALL SIZE TO ABOUT HALF-WAY BETWEEN SOFTBALL AND SOCCER BALL SIZED, AND THAT'S WITH BARNAUL BROWN BEAR, WITH SOME 1985-ERA PMC FMJ, IT WAS JUST A PINK FURBALL. YAY VORTEX!) AN AIMPOINT H-1 1X RED DOT, AND CENTURY'S SB-47 "WRIST BRACE", ROUND OUT THE MODS THUS FAR. I MADE AN IMPROVEMENT TO THE SB-47 "WRIST BRACE", BY PLACING 7 BLACK (UV RESISTANT) TIE WRAPS ON THE TUBE ASSEMBLY, THEREBY SPACING THE "BRACE" ITSELF FURTHER TO THE REAR, ON THE TUBE, BY 1 7/16". THIS SERVES TO SPACE THE "BRACE" FURTHER UP ONES FOREARM, PROVIDING IMPROVED "LEVERAGE", IF YOU WILL, TO SWINGING THIS HEFTY LITTLE MILLED RECEIVER BEAST. THE OTHER ADVANTAGE THIS TIE WRAP TREATMENT PROVIDES, IS THAT IF ONE SHOULD CHOOSE TO FIRE THIS FROM THE SHOULDER, IT GIVES INCREASED "EYE RELIEF", AND PREVENTS THE REAR OF THE SPRING GUIDE/RECEIVER COVER FROM BINKING YOU ON THE END OF ONES NOSE/CHEEKBONE HOUSING. OTHER ACCESSORIES IN THE UPS/USPS PIPELINE ARE A L.I.N.C.H. TOP COVER, A HOGUE GRIP, AN ECHO93 SLING PLATE (A V-3), A KREBS SAFETY, AND A SPECIALLY SHORTENED ARMAGEDDON GEAR BUNGEE SLING IN MULTI-CAM. IT WAS A BIT LATE, BY THE TIME I GOT TO THE RANGE, AND BY THE TIME I GOT A STARTING ZERO AT 15YDS, AND MOVED TO 50YDS, THE LIGHT WAS FADING. AFTER "WALKING IT IN" ON ONE TARGET AT 50YDS, I ILLUMINATED THE SECOND AND THIRD TARGETS WITH THE KLARUS 1200 LUMEN "DOUBLE-DONG", PROPPED UP ON A BOX OF TULA AMMO. BY THE TIME I FIRED THE LAST 5 ROUND GROUP, PICTURED BELOW, IT WAS 8:50PM LOCAL TIME, AND FULL DARK. JESS1344 A 3 1/8" X 3.0" GROUP, WITH AN UNCALLED FLIER IN THE 7-RING AT 1:00 O'CLOCK. I'LL BLAME IT ON THE BARNAUL AMMO'S QC. THE TIE WRAP TREATMENT TO THE TUBE. A FURTHER IMPROVEMENT TO THE WRIST BRACE IS TO FOLD THE LABI......ER-AH, FLAPS IN ON THEMSELVES, AND USE THE EXISTING FACTORY STRAPS TO HOLD THEM IN PLACE. THIS FORMS A MUCH FIRMER SURFACE TO PLACE IN ONES SHOULDER, SHOULD ONE CHOOSE TO SHOULDER-FIRE THIS. THE LITTLE BRUTE, AS CURRENTLY CONFIGURED, AND EAGERLY AWAITING FURTHER ACCESSORIZING. Edited June 21, 2014 by JESS1344 2 Quote Link to post Share on other sites
Matthew Hopkins 1,065 Posted June 21, 2014 Report Share Posted June 21, 2014 wow, I didn't think that you would hit the broad side of a barn with a barrel that short shooting rifle rounds, I figured there wouldn't be enough rifling to stabilize a HV round or at the least it would be "keyholing". I'm pleasantly surprise 1 Quote Link to post Share on other sites
Sdustin 578 Posted June 21, 2014 Report Share Posted June 21, 2014 In my opinion that's a awesome group fired in the dark. Quote Link to post Share on other sites
Rhodes1968 1,638 Posted June 21, 2014 Report Share Posted June 21, 2014 Ammo selection goes a long way with these shorties, seems most prefer GT as the barrel length affects it less. They are actually way more useful than once thought and the C-39 is a pretty fair little gun. Quote Link to post Share on other sites
JESS1344 508 Posted June 21, 2014 Author Report Share Posted June 21, 2014 (edited) wow, I didn't think that you would hit the broad side of a barn with a barrel that short shooting rifle rounds, I figured there wouldn't be enough rifling to stabilize a HV round or at the least it would be "keyholing". I'm pleasantly surprised MATT, I WAS ALSO PLEASANTLY SURPRISED. I WAS ALSO PLEASANTLY SURPRISED TO OBSERVE THAT CENTURY USED SOME QUALITY BARRELS ON THESE, AS OPPOSED TO THE ABSOLUTE TRAVESTIES THAT WERE ON THE 4 FULLSIZED C-39 PISTOLS THAT MY BUD AND MYSELF PURCHASED A COUPLE OF YEARS AGO. THEY MADE 40 MILES OF BAD ROAD LOOK GOOD. BUT I'VE ALREADY DETAILED THAT IN ANOTHER THREAD, AND WHAT IT TOOK TO MITIGATE THAT SITUATION. THANK GOD FOR JB'S NON-IMBEDDING BORE PASTE AND LOTSA ELBOW GREASE. I'D REALLY BE CURIOUS TO SEE WHAT ONE OF THESE SHORTIES COULD DO ACCURACY-WISE WITH SOMETHING LIKE A DOUGLAS OR SHILEN, AIR-GAUGED, NITRIDED, SCREWED-IN, AS OPPOSED TO PINNED-IN BARREL. ANYBODY WITH THE CAPABILITY INTERESTED? In my opinion that's a awesome group fired in the dark. MONTY, WELL, THE TARGET WAS ILLUMINATED BY THE OL' DOUBLE-DONG, FROM ABOUT 20FT. AWAY, SO IT WAS PROBABLY BRIGHTER THAN IF UNDER FULL DAYLIGHT. Ammo selection goes a long way with these shorties, seems most prefer GT as the barrel length affects it less. They are actually way more useful than once thought and the C-39 is a pretty fair little gun. RHODES, THANKS, I'LL HAVE TO KEEP AN EYE OUT FOR SOME OF THAT GT, MOST OF WHAT I HAVE IS BARNAUL, WITH A LITTLE BIT OF ANCIENT, BUT STILL GOOD, PMC. WHERE IS THAT STUFF MADE, BTW? JESS1344 Edited June 21, 2014 by JESS1344 Quote Link to post Share on other sites
mancat 2,368 Posted June 22, 2014 Report Share Posted June 22, 2014 (edited) BORE PASTE?!? How could a factory barrel be that bad? PMC is South Korean Edited June 22, 2014 by mancat Quote Link to post Share on other sites
Rhodes1968 1,638 Posted June 22, 2014 Report Share Posted June 22, 2014 From what I have seen Golden Tiger's powder is a bit faster burning and hotter so shorter barrels dont slow it down as much as others. SGAmmo carrying it from time to time IIRC. Course hand loads would be better... Quote Link to post Share on other sites
JESS1344 508 Posted June 22, 2014 Author Report Share Posted June 22, 2014 (edited) BORE PASTE?!? How could a factory barrel be that bad? PMC is South Korean MANCAT, MY APOLOGIES FOR NOT BEING MORE SPECIFIC; I WAS INQUIRING INTO THE PROVONANCE OF THE GT AMMO, NOT THE PMC. BAD BORE, THE ONLY THING I'VE SEEN WORSE WERE HEAT CHECKED, NEARLY SHOT-OUT MACHINE GUN BARRELS... I'LL CUT-N-PASTE MY COMMENTS ON THE BARREL CONDITION FROM ANOTHER THREAD ON HERE ABOUT THE FULL-SIZED C-39 PISTOLS THAT MY BUD AND I PURCHASED. THE BORE CONDITION ON ALL 4 WERE EQUALLY BAD, SO IT WASN'T LIKE IT WAS A ONE-OFF FLUKE.... "1. BARREL QUALITY: THE FULL SIZE C-39 PISTOLS, ALL 4 OF THEM, HAD THE MOST HORRENDOUS BORE CONDITION I'VE EVER SEEN ON A "NEW" BARREL. UNDER CLOSE INSPECTION VIA A BORE SCOPE, THE BARRELS LOOKED LIKE THEY'D BEEN DEEP DRILLED BY A KHYBER PASS MUD HUT GUNSMITH, USING MEDIUM GRIT SAND AS A LUBRICANT FOR THE DRILL. IT WAS THEN TURNED OVER TO AN APPRENTICE WHO USED A DULL CHISEL TO CUT THE GROOVES IN THE BARREL. IT TOOK ME, LITERALLY, 1000 STROKES WITH A 6.5mm BORE BRUSH, WRAPPED WITH A DUPONT REEMAY SYNTHETIC PATCH IMBEDDED WITH JB'S NON-IMBEDDING BORE PASTE TO GET MOST OF THE MILL MARKS BURNISHED DOWN. PREVIOUSLY TO THAT, 10 STROKES THROUGH THE BORE WITH A PRO-SHOT PATCH AND SWEETS 7.62 WOULD TEAR THE PATCH APART, LEAVING TUFTS OF THE PATCH STREWN THROUGHOUT THE BORE, WHEREVER IT WOULD CATCH ON THE MANY BURRS. THE BURNISHING PROCESS ALSO CUT GROUP SIZE BY ABOUT HALF, AS WELL AS CAUSING A CHANGE IN POINT-OF-IMPACT OF ABOUT 1 1/2 FEET AT 100 YARDS, INDICATING A HIGHER VELOCITY, AND THEREFORE SHORTER "BARREL TIME". 2. THE MAGAZINE CATCH: ALL 4 MAG CATCHES ON THE FULL SIZE C-39 PISTOLS HAD TO BE REPLACED. THEY WERE SPEC'D TO WORK WITH THE SLIGHTLY FATTER PLASTIC TAPCO'S, BUT WHEN ANY STEEL MAGS WERE USED; CHINESE, RUSSIAN, OR THE HUNGARIAN 20'S, THE TOO SHORT MAG CATCHES PERMITTED THE MAGAZINES TO DROP DOWN SO LOW, THAT IT WAS CAUSING BOLT-OVER-BASE STOPPAGES. ONE OF THE FIRST THINGS I DID WITH THE MICRO, WAS TO GET OUT ONE OF THE TAPCO'S THAT CAME WITH THE FULL-SIZE C-39'S TO CHECK THE FIT, AND THOUGH IT CAME VERY CLOSE, IT WOULDN'T LOCK-IN. I THEN GOT OUT ONE OF THE HUNGARIAN 20'S, AND IT LOCKED-IN PERFECTLY, WITH JUST A FEW THOUSANDTHS OF UP/DOWN AT THE MAG CATCH. THE TWO SUPPLIED PLASTIC TAPCO'S, A 30 AND A 10 RND'R ALSO LOCKED-IN PERFECTLY. WHILE AT THE NRA SHOW IN HOUSTON LAST YEAR, I MADE A POINT OF VISITING THE CENTURY ARMS BOOTH AND MAKING SURE THAT THE CENTURY PEOPLE GOT AN EAR FULL ON THE TWO ABOVE REFERENCED PROBLEMS. PERHAPS THEY TOOK WHAT I, AND I WOULD IMAGINE, A MULTITUDE OF OTHERS OBSERVATIONS ON THE BORE CONDITION AND THE MAG CATCHES TO HEART, AS BOTH HAVE BEEN FIXED ON THE MICROS; A VERY NICE MACHINE MARK FREE BORE, AND MAG CATCHES THAT WORK WITH STEEL MAGS." INCLUDED THE BIT ABOUT THE TOO-SHORT MAG CATCHES AS A GENERAL FYI. THE COST OF REPLACING THE MAG CATCHES, PARTS AND LABOR, WAS, AS I RECALL, JUST UNDER $100 PER GUN, AND DONE AT HIGH STANDARD MFG. IN HOUSTON. HIGH STANDARD DID EXCELLENT WORK IN A SHORT TIME, AND INCIDENTLY MAKES A VARIETY OF AK'S IN HOUSE. CHECK 'EM OUT! JB'S NON-IMBEDDING BORE PASTE IS SOME EXCELLENT STUFF, MADE FAMOUS BY BENCHRESTERS WHO WANT TO REMOVE EVERY SPECK OF COPPER AND POWDER FOULING FROM THE BORES OF THEIR SUB-SUB MOA GUNS. A SESSION WITH JB'S HAS BROUGHT BACK TO LIFE MANY-A "SHOT OUT" BORE BY GENTLY BUT FIRMLY REMOVING YEARS OF BUILT-UP COPPER AND POWDER FOULING. I'LL SEARCH MY "MY FAVORITES" FOR A COMPREHENSIVE ARTICLE ON THE PROPER USE THEREOF AND COME BACK HERE AND EDIT AND DROP THE LINK TO IT. I'VE USED JB'S SINCE THE MID '60'S, WITH NO PROBLEMS, EVEN USED IT ON MARINE TEAM GUNS (UNBEKNOWNST TO THEM, HEH-HEH-HEH), BOTH RIFLES AND PISTOLS, TO KEEP THEIR BORES SPARKLING. JESS1344 HERE'S THE LINK TO THE JB'S ARTICLE, IT'S FROM THE BROWNELLS W-SITE. I HOPE THE MODS WILL FORGIVE THE NON-MEMBER LINK, IN THE INTEREST OF THE MEMBERSHIP, WHOM MAY FIND THIS INFORMATION EDUCATIONAL, INSTRUCTIVE, AND USEFUL. Click here: Benchrest Shooting | World's Largest Supplier of Firearm Accessories, Gun Parts and Gunsmithing Tools - BROWNELLS I'VE FOUND THAT A PIPE CLEANER, BENT DOUBLE, AND SQUEEZED SHUT MAKES AN EXCELLENT APPLICATOR. BTW, HAS ANYONE TRIED UN-RIVETING THAT WOODEN HANDGUARD AND REPLACING IT WITH WHOMEVERS RAILED UNIT? JESS1344 Edited June 25, 2014 by JESS1344 Quote Link to post Share on other sites
Big John! 2,062 Posted June 23, 2014 Report Share Posted June 23, 2014 That was a good read. Thanks for the link Jess. Quote Link to post Share on other sites
JESS1344 508 Posted June 23, 2014 Author Report Share Posted June 23, 2014 That was a good read. Thanks for the link Jess. BIG JOHN, I'M ALWAYS HAPPY TO HUMBLY SHARE WHAT LITTLE KNOWLEDGE I HAVE WITH THE GUYS AND GALS OF THE MEMBERSHIP.......... JESS1344 Quote Link to post Share on other sites
mancat 2,368 Posted June 23, 2014 Report Share Posted June 23, 2014 (edited) So it sounds like Century's barrel contractor was using fucked up & worn out plugs if the barrels were button rifled. Golden Tiger is from the Vympel factory in Russia. Edited June 23, 2014 by mancat Quote Link to post Share on other sites
JESS1344 508 Posted June 23, 2014 Author Report Share Posted June 23, 2014 So it sounds like Century's barrel contractor was using fucked up & worn out plugs if the barrels were button rifled. Golden Tiger is from the Vympel factory in Russia. MANCAT, I DON'T KNOW WHAT THE PROBLEM WAS, BUT I'VE BEEN LOOKIN' DOWN BARRELS FOR 55+ YEARS, AND NEVER SEEN ANYTHING WORSE ON A "NEW" BARREL. THANKS FOR THE INFO ON THE GT AMMO. JESS1344 Quote Link to post Share on other sites
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