Strike Industries released a video showcasing a new product for small frame Glock pistols. It is called the Jitter Plug. It is for generation 3 Glock pistols. Designed for use in STOCK small frame Gen 3 GLOCKS in Full Size and Compact configurations (G17, 19, 22, 23, 31, 32, 37, 38). The Jitter Plug plugs into the back of the recoil spring guide rod and helps the lock up and forces the barrel against the breech face.
The Jitter Plug will work with tungsten and steel guide rods as long as they have that hole for the plug to insert into. The Jitter Plug is available now for $19.95. Go to Strikeindustries.com for more information.