Rock Slide USA .40 S&W Upper for Glock 27. Model RS1SC40-Vortex Venom. Flat Dark Earth Cerakote finish. Fits Polymer80 PF940SC lower and any other 26/27/33 Gen3 or Gen4 lower. Cut to accept Vortex Venom optic.
- CNC Machined on state of the art equipment.
- Compatible with 3rd & 4th Gen G17s.
- 4.5″ barrel.
- Tighter barrel lock up.
- Manufactured from premium made in specialized factories 416R stainless steel bar-stock.
- Gas vacuum heat-treated and double-tempered to mitigate stress.
- Broach cut rifled in 1:16LH twist for improved accuracy, and the ability to shoot lead (non-jacketed) projectiles.
- CNC diamond honed bore for improved accuracy and concentricity.
- Fully supported and polished chamber and feed ramp.
Loads Pistol Magazines Fast, Protects Fingers & Thumbs
Hand-held loader fills pistol magazines quickly and easily, so you spend less range time loading mags and more of it shooting. Smooth, positive operation protects fingers and thumbs while you load hundreds of rounds painlessly—as fast as one round per second. Also lengthens magazine life by reducing wear and tear on feed lips.
UpLula fits single- and double-stack 9mm, .357 SIG, .40 S&W, 10mm, and .45 ACP magazines, plus some .380 mags. Will not load Glock 6-round single-stack .45 caliber, Smith & Wesson 7-round single-stack 9mm, or magazines with less than 8mm between feed lips.
Be confident your Glock® pistol will perform to factory standards each and every time with genuine Glock® factory magazines. Manufactured to Glock® specifications in Austria by Glock®. All models include round count indicator on rear face of magazine body and standard factory baseplate.