INTRO: This is my Comparison of the Remington 6.8 SAAMI (SPC) and SPCII Chamber Comparisons Using the LMT 6.8 SPC 16″ MRP Piston Upper. TESTING: The purpose of this test was to show the differences between the Remington 6.8 SPC SAAMI Chamber and the SPCII Chamber. I used the Nosler 115 GR BTHP, Hornady 110 [...]