krw Sergeant Full Member Minuteman Feb 28, 2004 1,443 399 Arkansas Oct 30, 2022 #1 Oct 30, 2022 #1 Are PTR chambers fluted like HK’s? Anyone have a PTR32 they shoot suppressed? Thanks
Constructor Retired Full Member Minuteman Sep 24, 2014 917 831 South Oct 30, 2022 #2 Oct 30, 2022 #2 The 5.56 and 308 are fluted but never seen a 7.62x39 Reactions: diggler1833
krw Sergeant Full Member Minuteman Feb 28, 2004 1,443 399 Arkansas Nov 1, 2022 #3 Nov 1, 2022 #3 Found out through PTR, anything with a delayed roller blowback system has a fluted chamber. FYI
