SUPPRESSORS
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TITANIUM BUTTERFLY BAFFLE SUPPRESSOR
ONLY 2 AVAILABLE AS OF 08.28.2026. NEXT BATCH 60 DAYS. ORDER NOW.
3-PIECE MONOCORE SUPPRESSOR.
TURNED, BORED AND CNC MACHINED FROM GRADE 5 (MONOCORE BAFFLE) TITANIUM BAR AND GRADE 3 TITANIUM (OUTER TUBE AND END CAP)
ABOUT 5 INCH LENGTH BY 1 INCH DIAMETER.PERMANENTLY ALIGNED FOR EASY AND FAST DIS-ASSEMBLY/RE-ASSEMBLY.
BLACK CERAKOTED OUTER TUBE. NATURAL FINISH MONOCORE BAFFLE. LASER SERIAL NUMBERED IN ACCORDANCE WITH ATF REQUIREMENTS.
DESIGNED AND WORKS SPECIFICALLY WITH ALL PSA-25, PSP-25 AND FN 6.35MM POCKET PISTOLS. 128 DB OR LESS NOISE REDUCTION.
PAIR WITH OUR INDUSTRY STANDARD THREADED BARREL, ADAPTER AND CAP:
(OUR PART #10000017981 OR #10000017982).
THIS PRODUCT MUST BE TRANSFERRED ON YOUR BEHALF TO A CLASS 3 ATF DEALER.
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INTERNALLY THREADED BARREL AND ADAPTER - STAINLESS STEEL
INTERNALLY THREADED .25 CALIBER (6.35MM) CARPENTER TECHNOLOGY "PROJECT 70" EXTRUDED 416 STAINLESS STEEL, CNC MACHINED BARREL WITH INDUSTRY STANDARD 416 STAINLESS STEEL ADAPTER AND KNURLED COVER MACHINED FROM BAR. 1/2" x 28 THREAD COUNT MALE SUPPRESSOR ADAPTOR INCORPORATING 2 FLAT SURFACES AT 180 DEGREES TO EACH OTHER FOR EASY ON/OFF. KNURLED COVER PROVIDED FOR THREAD PROTECTION. BARREL IS HEAT TREATED, HAS 6 LANDS AND GROOVES AND IS RIGHT HAND TWISTED. BRUSHED FINISH.
THIS PRODUCT IS FOR USE WITH PSA-25, PSP-25 AND FN 1931 6.35MM "BABY BROWNING" POCKET PISTOLS.
USE A MODEST AMOUNT OF RED LOCTITE ON THE THREADS OF THE ADAPTER TO SECURE IT TO THE BARREL (NOT SUPPLIED).
SERIAL NUMBERING IS AVAILABLE FOR THE BARREL FOR A FEE OF $25. SEE "SERVICE, RESTORATION, TRANSFORMATION" ON THIS WEBSITE.
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THREADED .25 CAL BARREL ADAPTER AND CAP
NON-HEAT TREATED 416 STAINLESS STEEL INDUSTRY STANDARD ADAPTER AND KNURLED COVER MACHINED FROM BAR.
SUPPRESSOR SIDE: 1/2" x 28 THREAD COUNT MALE SUPPRESSOR ADAPTOR INCORPORATING 2 FLAT SURFACES AT 180 DEGREES TO EACH OTHER FOR EASY ON/OFF.
KNURLED COVER PROVIDED FOR THREAD PROTECTION.
BARREL SIDE: 3/8" X 24 NATIONAL "FINE" THREAD. OVERAL LENGTH: 0.450"
THIS PRODUCT IS FOR USE WITH THE PSA-25, PSP-25 AND 1931 FABRIQUE NATIONALE 6.35MM "BABY BROWNING" POCKET PISTOL
USE A MODEST AMOUNT OF RED LOCTITE ON THE THREADS OF THE ADAPTER TO SECURE IT TO THE BARREL (NOT SUPPLIED).
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.25 CALIBER THREADED BARREL TOOLS - DO IT YOURSELF
YOU ARE PURCHASING 2 SPECIALIZED CUTTING TOOLS: AN END MILL AND A TAP. DO NOT USE ANYTHING ELSE OR YOU RISK RUINING YOUR BARREL. AND NO: WE ARE NOT GOING TO PROVIDE YOU WITH THE DETAILED SPECIFICS OF THESE 2 CUTTING TOOLS. YOU TRUST US OR YOU DON'T.
FOR THESE 2 TOOLS TO BE OF ANY VALUE TO YOU, YOU SHOULD ALSO PURCHASE OUR THREADED BARREL ADAPTER AND CAP.
AND BE MINDFUL THAT ONCE YOU HAVE THREADED YOUR OWN BARREL THAT OUR .25 CALIBER SUPPRESSOR WILL WORK WITH YOUR PISTOL! FEEL FREE TO ORDER ONE OF THOSE AS WELL - WHILE YOU CAN. POLITICIANS ARE FICKLE CREATURES THAT CHANGE THEIR MINDS. OFTEN.
MANY OF YOU HAVE ASKED US TO OFFER FOR SELL THE NECESSARY CUTTING TOOLS TO ENABLE THE "DO-IT-YOURSELF" CROWD TO THREAD THEIR OWN .25 CALIBER (6.35MM) BARRELS FOR SEMI-AUTOMATIC PISTOLS.
OF COURSE WE OFFER A THREADED BARREL AND INDUSTRY STANDARD SUPPRESSOR ADAPTER FOR THE 1931 FABRIQUE NATIONAL 6.35MM, PSP-25, PSA-25, FRASER AND BAUER .25 CALIBER POCKET PISTOLS. HAVING SAID THIS, WE DO NOT OFFER A THREADED BARREL FOR ANY OTHER BRAND OF .25 CALIBER (6.35MM) SEMI-AUTOMATIC PISTOL - LIKE A COLT OR TANFOGLIO OR EVEN A 1905/1906 FABRIQUE NATIONALE POCKET PISTOL.
HOWEVER, OUR THREADED BARREL ADAPTERS WILL WORK JUST FINE IN OTHER MODELS - IF THE BARREL OF THE OTHER MODEL IS THREADED TO MATCH OUR INDUSTRY STANDARD ADAPTER. AND AS MENTIONED ABOVE - SO WILL THE SUPPRESSOR WE MAKE FOR OUR OWN PSA-25 PISTOL!
WITH THIS IN MIND, WE OFFER 2 SPECIALIZED CUTTING TOOLS IN THIS LISTING FOR YOUR CONSIDERATION AND PURCHASE.
THE 2 CUTTING TOOLS WE OFFER FOR PURCHASE THROUGH THIS LISTING PRE-SUPPOSE THAT YOU HAVE THE REQUISITE MACHINIST SKILL TO PROCEED WITH THE TASK OF THREADING YOUR BARREL USING THESE TWO SPECIALIZED CUTTING TOOLS (OR YOUR FRIEND DOES), WILL BE USING A MANUAL BRIDGEPORT MILL OR EQUIVALENT MILL (NOT A HOME DEPOT MILL FROM CHINA), THAT YOU ARE ABLE TO PUZZLE OUT HOW TO HOLD YOUR BARREL IN THE MILLING MACHINE (ASK US FOR HELP). THAT YOUR BARREL IS HEAT TREATED (ROCKWELL HARDNESS 26-32) STAINLESS STEEL (OR EQUIVALENT) AND THAT YOU WILL USE THE INFORMATION SET FORTH BELOW WHEN THREADING YOUR OWN .25 CALIBER (6.35MM) BARREL. YOU UTILIZE THESE CUTTING TOOLS AT YOUR OWN RISK. WE DO NOT QUARANTEE THAT YOU WILL BE SUCCESSFUL. BUT IF YOU USE A MACHINIST GRADE MANUAL MILLING MACHINE (BRIDGEPORT), PUZZLE OUT HOW TO HOLD YOUR BARREL SO THAT IT CAN BE MACHINED (RIGID STABILITY OF THE BARREL IN A HOLDING FIXTURE (VICE), FOLLOW THE DIRECTIONS ABOUT FEEDS AND SPEEDS BELOW, THEN THE ODDS ARE WITH YOU! THE CUTTING TOOLS (EXOTIC, BEAUTIFUL THINGS THAT THEY ARE) ARE NOT RETURNABLE TO US.
WE ARE HERE TO HELP. REACH OUT WITH QUESTIONS. CALL/TEXT: 415-640-1094.
WITH RESPECT TO THE 21/64TH INCH END MILL, YOU SHOULD SET YOUR MILL AS FOLLOWS:
REVOLUTIONS PER MINUTE (RPM): 480
FEED RATE: 0.7 - 1.2 INCH PER MINUTE (IPM)
PLUNGE RATE: 0.2-0.3 INCH PER MINUTE (IPM)
DEPTH PER PASS: 0.050 - 0.080 INCH
LUBRICANT: MOLY DEE OR TAPMATIC STAINLESS (DO NOT USE ANYTHING ELSE)
THESE NUMBERS WILL MAXIMIZE TOOL LIFE, PREVENT CHIPPING AND GENERATE A CLEAN, FLAT COUNTERBORE FOR YOUR TAP.
WITH RESPECT TO THE 3/8-24 TAP USE THE FOLLOWING FEEDS AND SPEEDS:
RPM: 100 (THE SAFE RANGE IS 90-110 RPM)
FEED RATE: 4.1 INCHES PER MINUTE (IPM) >>THREAD PITCH = 1+24=0.041666 (FEED=PITCH X RPM = 0.041666 INCH X 100)
LUBRICANT: MOLY DEE OR TAPMATIC STAINLESS (DO NOT USE ANYTHING ELSE)
BACK OFF TECHNIQUE:
FEED SMOOTHLY
WHEN TORQUE RISES BACK OFF 1/8 TURN
RE-ENGAGE
REPEAT EVERY 1-2 THREADS
REVERSE OUT CLEANLY AT BOTTOM
TAP DRILL DEPTH (BLIND HOLE):
THREAD DEPTH + 0.200 INCH
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