The National Match Barrel Links are manufactured to meet or exceed Military Specifications and tolerances, except for Parkerizing. They are manufactured from 1075 steel, drilled and reamed on CNC machinery to +.001 tolerance on hole diameter. After the links are drilled and reamed they are stamped with the mark number, deburred and heat treated to Cr 40-47 and tumbled to remove any residue from heat treating

PT-13 National Match Barrel Link No. 13 ---------- $ 4.50

PT-17 National Match Barrel Link No. 17 ---------- $ 4.50

PT-21 National Match Barrel Link No. 21 ---------- $ 4.50