Webthe micro red dot sight is specifically designed for compact pistols like the glock 48 and sig p365, offering a lightweight and slim option for concealed carry. The holosun 507k is a very durable little optic, especially for a super small reflex sight. First of all, it has a 7075 t6 aluminum sight housing… that’s a. Ultra compact size for concealed carry applications. 32moa circle and dot,2moa dot only and 32moa circle only. Webi have seen some posts and video elsewhere that said that the holosun 507k drops right into the factory cutout on the p365xl and then another that says a couple of. Webholosun used 7075 t6 anodized aluminum in the 507k’s construction. The sig p365 xl is the perfect platform for the 507k. We get ten daylight settings and two. The eps carry is the smallest enclosed optic red dot available from holosun. Both come in models with red. Webi've put optics on my glock mos guns but the tacops sig is a little different as there is this hole that i'm told needs to be covered by a stick on plastic decal type of. Webthe holosun 507k (hs507k), holosun 407k, eps carry, and eps will mount directly to any slide that is designed for the shield rmsc or leupold deltapoint. So far, it’s reliable, clear and easy to use. I’ve got it set with.