Increase your X-10 Progressive Press round output by adding the X-10 Pistol Bullet Collator. The collator assembly easily mounts to the X-10 Progressive Press with no additional modifications required. It features an automatic on/off switch and adjustable speed for reliable and consistent bullet feeding. Paired with one of the required Bullet Feed Caliber Conversion Kits (sold separately), the Pistol Bullet Collator feeds bullets for 9mm Luger, .38 Super, .40 S&W, & .45 ACP.