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Chamber Cast Library Precision Re-Crowning Barrels More Chamber Misalignment

CHAMBER CAST LIBRADY Chamber Casts on File for Reference The chamber throat is THE single most important aspect of the chamber, yet it is the most neglected aspect of the chamber.

Precision Re-Crowning Barrels Much of the time factory and even a lot of "custom" crowns are cut off-center and/or out of square with the bore. There are other ways to go about it, but this is the best

This is what you guys are up against when you buy a barrel or have a barrel rechambered. It is not about finding fault, it is about educating shooters and getting the performance from the TC guns that they deserve. It is also about shooting

357 MAX CHAMBER THROATS The SAAMI spec. forcing cone factory chambers do not support the shank of the bullet as it engraves into the rifling. The forcing cone design nearly gave the .357 Rem. Maximum a death

.308 BELLM Load Data Developed by Don Shearer, Littleton, CO.  Designed especially for TC Contenders to correct factory .30/30 chamber misalignment, cut out the factory throat,

Converting Rifles To Handguns Any way you stack it, it is technically a violation of the 1934 National Firearms Act to convert a TC from rifle configuration to handgun. Best advice is to have one

.30 BELLM Illinois Deer Hunting Bliss Why stop at 75 yards? Get 200 yard plus capability from Illinois legal handgun cartridges. Here's HOW! .30 Bellm is the best of the two bottle neck .30

MUZZLE BRAKES MACHINED INTO THE BARREL Muzzle brakes machined INTO the barrel, not added on.  Tame a hard kicker like a .338 Win. Mag. down to a recoil level

BELLM TCs TECH SUPPORT/FAQ “T/C made a great gun, we make it better.” - Kurt Bellm Introduction: Welcome to the new and improved Bellm T/Cs. My father started the company in 1979 with one goal

Bandsaw Case Trimming Make time and do a better, more precise job trimming cases with a bandsaw than conventional case trimmers when shortening cases for reforming Lopping off substantial excess case

FOREND PILLAR BEDDING Pillar Bedding Forends for best accuracy. As barrels heat up during firing, they move causing small but very significant changes in their points of contact in the forend barrel

DETERMINGING MAXIMUM PRESSURE G2 CONTENDER DETERMINING MAXIMUM PRESSURE........... THE SPRING-BACK METHOD FOR DETERMINING MAXIMUM BREECH PRESSURE WITH .444 MARLIN BASED CARTRIDGES USED IN CONTENDERS

HANDLOADER ARTICLE ON ACKLEY IMPROVE In the October 2013 issue of Handloader Magazine, John Barsness set out to clarify some misconceptions of the Ackley Improved cartridge case design. A number of our patrons

DON BOWER LONG RANGE HANDGUN COURSE This page was originally about the long-range handgun shooting clinic Don Bower and Mark Sheehan put on at Alliance, Nebraska in 2002, but has now become a

Sims Barrel Deresonator Test What we are after is a fix for problem barrels that exhibit poor accuracy. If barrel harmonics can be eliminated in the process of finding the true cause of inaccuracy, then

Thompson Center Owners Manuals This collection of owner’s manuals is provided for your convenience, offering detailed information about the use and care of Thompson/Center Arms™ brand

G2 Vs Contender Pardon the construction, this page is still under development more content to follow soon. This "inside view" of a nicely cut away G2 frame helps you get an understanding

Your TC Schematics in one place This collection of schematics is provided for your convenience, offering detailed information about your Thompson/Center Arms brand firearms. *All schematics linked to

LEE SIZE DIE STOP DECAP FROM Slipping Stop the Lee decap stem from slipping in the collet. Tired of the Lee decap stem slipping in the collet? Here's a solution! Pin It!

6 Screw bases, how NOT to do it 6-screw Bases, How NOT To Do It  As you can clearly see from the pictures below, this new customer Encore barrel put out by one of the big name shops clearly demonstrates

STRAIGHT WALL CASES for HANDGUNNING DEER Straight-Wall Chamber Options for handgun deer hunting in Illinois and other states such as Indiana, Ohio, Iowa, Delaware, and reportedly parts of Montana

375 H&H Handgun in Africa In 2006 I had the pleasure of setting up two .375 H&H; Magnum handguns with my machined in muzzle brake, one of which a client took to Africa..... and now back to

CORRECTING HEADSPACE WITH BELLM SHIMS Stop misfires, case stretching, and poor accuracy due to excess headspace. Use our shim system to correct or fine tune headspace with any

OPPOSITION TO OVERSIZED HINGE PINS You will find ill-founded opposition to oversize hinge pins on the E.A. Brown site and of course from Thompson Center Arms.. Here is the truth of the matter.