Douglas Double XX Pistol Barrel .357 Groove 1-10 Twist 27.5 in Blank

Famous Douglas Double XX premium quality blanks in the two most popular twist rates for PPC and other precision shooting. 1-14 duplicates the Python twist rate that is given much of the credit for the Colt's accuracy. 1-10 rate gives superb accuracy with 148 grain wadcutters and the heavier bullets needed to keep the .357 competitive in silhouette. Mfg: Douglas SPECS: 4140 CM Steel. 27A 1/2'''' (69.8cm) rough blank, finishes to 1.2'''' (3.0cm) O.D.