He specialized in custom Thompson Center Contender and Encore barrels, as well as custom firearms of all sorts. Barrels are listed by Part#, Caliber, Twist, Cylinder/ Muzzle Diameters and Length. Barrels marked “UNK” in twist have unknown twist rates, but all barrels were rifled with commercial twist rates i. 308, 1-10 or 1-12, etc. Please use the Part #’s when ordering from the Pulldown Chart. All barrels are new unfired condition. Photos for octagon barrels are provided, there are generic photos for tapered round barrels. I do not have resources to photograph every barrel. Be sure you order the barrel you want. Van Horn wants to sell his barrel making machinery. Factory Sako Blank 223 REM. 1.05 x 20TPI Savage 243 WIN. 800 x 16TPI 257 x 222 REM. 1/2 round, 1/2 Octagon W/Rib. Sight Bump at 4 from Cylinder.
