Primary Arms has some of the most affordable red dots/reflex sights you're going to get. This 21mm 3MOA reflex sight is designed to be put on slim slide firearms, like the Glock 43Xs and the Sig P365s. As a promotion, Ernie's Arms Accessories is matching the checkout price that Primary Arms is offering on their online website!

Features from Primary Arms:

Note: After 12 hours of illumination continuously running, the illumination will turn off. To turn the illumination back on, press one of the brightness adjustment buttons and the reticle will reappear.

• Fits RMSc footprint
• Compact 21x15mm lens
• Optimized for micro-compact pistols
• 3 MOA Red dot
• Includes CR2032 battery
• Up to 40k hour battery life
• Auto-off turns off illumination after 12 hours
• 10 Brightness settings
• Compact and lightweight design
• Fully multicoated lens
• Backed by Primary Arms Optics Lifetime Warranty

I charge a 10% restocking fee and all fees associated with this purchase (including credit card refund fees). All cancelled orders will be charged a 10% restocking fee as well.

A $5 processing fee will be added to every online purchase.