Quick view Sale G21 Gen 3, OEM Slide, Down Range Slide Milling, DPP Optic Cut with Delta Point Pro Optic - Black Nitride Finish $875.00 As low as $700.00 This slide is available for slide swap, which will require you to send in a stripped OEM G21 Gen 3 slide This slide will come stripped and if you send in your slide with internals we will install them into this slide free of charge. After... Compare Choose Options