BudsGunShop.com - SD threaded barrel vs standard threaded barrel

No difference in the actual barrels Cary. According to the 1st paragraph of the following article, [Unlike the Walther PPQ and PPQ M2 9mm pistols, which require different spring for suppressed and unsuppressed use, the PPQ 45 SD pistol can use the same recoil spring for both, according to Walther’s testing. ] Link : defensereview.com/walther-ppq-45-sd-with-threaded-suppressor-barrel-best-suppressed-45-acp-combat-tactical-pistol-out-of-the-box-video/

Hi Cary, The "Barrels" are the same. According to the 1st paragraph of the following article, [Unlike the Walther PPQ and PPQ M2 9mm pistols, which require different spring for suppressed and unsuppressed use, the PPQ 45 SD pistol can use the same recoil spring for both, according to Walther’s testing. ] Link : defensereview.com/walther-ppq-45-sd-with-threaded-suppressor-barrel-best-suppressed-45-acp-combat-tactical-pistol-out-of-the-box-video/

barrels are the same According to the 1st paragraph of the following article, [Unlike the Walther PPQ and PPQ M2 9mm pistols, which require different spring for suppressed and unsuppressed use, the PPQ 45 SD pistol can use the same recoil spring for both, according to Walther’s testing. ] Link : defensereview.com/walther-ppq-45-sd-with-threaded-suppressor-barrel-best-suppressed-45-acp-combat-tactical-pistol-out-of-the-box-video/