Видео с ютуба Blowback Mass

How Does it Work: Blowback Action

.22 LR dynamic analysis of delayed blowback system. Mass of the bolt assembly 33 g + 26 g.

.22 LR dynamic analysis of blowback system. Mass of bolt 33 g.

.22 LR dynamic analysis of blowback system. Mass of bolt 130 g.

[25] Gentle Recoil 9mm AR bolt bounce test

Ep 3 | 9MM PCC Bolt Carriers Are Different Than What You Think…Here’s Why | Ultimate AR9 Build Guide

[3] The Overmass Project, part 3. 147 suppressed, 30.5oz. blowback mass.

[80] SOLID TUNGSTEN 9mm buffer! Will it cycle? Plus Overmass Phase 2 Tease

[33] 4 steps to make (almost) any blowback 9mm AR run 100% (AR9/AR-9 simple blowback)

Переделка AR9 в винтовку с роликовым затвором и свободным затвором

.22 LR dynamic analysis blowback + lever. Mass of bolt 33 g.

Blowback Versus Recoil Operated Pistols

How Does it Work: Gas-Delayed Blowback

Experiments in Magnetically-Delayed Blowback