The G45 is a high-performance 5x magnifier designed for precision and versatility. Its quick-transition mount allows fast switching between 5x and 1x, while tool-free vertical and horizontal adjustments, a wide field of view, and an adjustable diopter ensure sharp, accurate targeting. Compact and lightweight, the G45(TM) is compatible with all EOTECH HWSA(R) models, making it ideal for professional shooters seeking enhanced range and detail.Specifications and Features: L x W x H: 3.9" x 2.3" x 3.3" (99 x 58.4 x 83.8 mm) Weight with STS Mounting System: 12.8 oz (362.9 g) Weight without STS Mounting System: 9.5 oz (269.3 g) Mount: 1" Weaver or MIL-STD-1913 rail Fixed Magnification: 5X