The LASERMAX Green Guide Rod Laser Sight is designed for Glock 17 Gen 4 pistols and uses an internal guide rod format. Its green laser configuration provides a compact sighting option while maintaining the product’s integrated design. Product identification: UPC 798816542639 ; SKU: not provided. The product is a guide rod laser sight. The compatible firearm is the Glock 17 Gen 4. The laser color is green. The UPC is 798816542639. The SKU is not provided. With its internal guide rod configuration and green laser, this LASERMAX sight offers a purpose-built option for Glock 17 Gen 4 owners seeking an integrated aiming accessory that fits within a familiar setup. In original box and packaging. Most emails and messages are answered in minutes often under 5! , even after hours or weekends. The policy applies to merchandise that is defective or not received. If there’s a delay or issue, we tell you upfront. Personalized service you won’t get from big-box sellers. We genuinely care about your experience. Thanks for choosing Ferrari Firearms and Training LLC. Honest Service, Fair Pricing, Top-Notch Customer Care.