Drop-in replacements for Springfield XD/XDM factory sights have three-dot Tritium insert system, one green in the front blade and two yellow inserts in the rear, for optimal low-light visibility. Easy-to-see white rings surround each Tritium dot for enhanced daytime visibility.
SPECS:
Machined steel, matte black finish. Front - .470" (11.9mm) long, .140" (3.6mm) wide, .160" (4.1mm) high. .110" (2.8mm) O.D. white ring with green Tritium center dot. Rear - .320" (8.1mm) long, .630" (16mm) wide with .160" (4.1mm) wide notch. Two .07" (1.8mm) diameter Tritium dots. .260" (6.6mm) wide dovetail. Fits all Springfield XD and XDM models.
Catalog page 284