Product DescriptionUpgrade your pistol with the Derya DY9 Island Barrel 9mm Complete Upper, engineered to enhance precision and control through an island-style barrel and recoil-reducing porting. Designed to fit Derya DY9 frames and GLOCK 19 Gen 4 frames, this complete upper is ideal for range training, competition, or defensive use. The design shifts mass to the barrel and incorporates top-mounted gas ports to help reduce muzzle rise for faster follow-up shots, while the optics-ready slide (RMR cut) supports modern red dot setups.Product Highlights Island barrel design with top-mounted gas ports to help reduce muzzle rise and improve shot-to-shot control Complete upper/slide assembly for quick upgrading of compatible frames Optics-ready slide with RMR cut for seamless red dot integration Compatible with Derya DY9 frames and GLOCK 19 Gen 4 frames Black finish with fixed sights featuring fiber-optic elements for fast sight acquisitionSpecs Brand: Derya Manufacturer Part Number: UP-DY9ISL-AG UPC: 850067243748 Caliber: 9mm (9x19) Type: Complete Upper / Slide Assembly Compatibility: Derya DY9 frames; GLOCK 19 Gen 4 frames Optics Cut: RMR cut (optics ready) Barrel: Ported island-style barrel (listed 3.86 in) Color/Finish: Black (listed Melonite finish) Material: Steel (listed) Sights: Fixed; fiber optic (listed) Weight: 22 oz (listed)Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the products manufacturer.