GrovTec GTSW190 3.8 Inch 9-Slot Picatinny Rail, Black

The GrovTec GTSW190 rail section provides a compact MIL-STD 1913 (Picatinny) mounting surface designed for AR stock use. CNC-machined from solid aluminum and finished with a Type III black hardcoat anodize, it offers a durable interface for lights, grips and other rail-mounted accessories. The unit is a 3.8-inch, 9-slot section engineered with beveled ends to reduce snagging and eliminate sharp corners.

Key Specifications

• The model is 3.8 Inch 9 Slot Stock AR.
• The product type is a Picatinny Rail.
• The material is Aluminum.
• The finish is Black Hardcoat Anodized.
• The size/finish specification is 3.8-inch 9 Slot.
• The listed overall length is 5.3500.
• The listed width is 2.8000.
• The listed height is 1.1500.
• The listed dimensions are 1.15 x 2.80 x 5.35.
• Designed as an AR-15 accessory (Yes).

Engineered for straightforward, reliable accessory mounting, this compact rail section delivers a clean, snag-reducing profile and durable anodized protection. Its simple, robust design makes it a practical choice when you need a short, MIL-STD 1913-compatible solution for adding lights, grips or other rail-mounted gear to an AR platform.