The Kastle Group FSM-154 is a scope mount for 34mm tube diameters that attaches to a Picatinny rail, so your scope sits in a mount sized to its tube. Kastle machines it in its own U.S. facility from...

The Kastle Group Fortress ACRO-45 offset mount is built to work with Kastle's MICRO-226 and ACRO-226 optic mounts, letting you attach any red dot that uses the Aimpoint ACRO footprint to the side of...

The Kastle Group RMR-45 Offset Mount lets you add a red dot at a 45° offset position, so a spare optic or a second zero sits off to the side of your primary sight. It uses the Trijicon RMR/SRO...

The Kastle Group Fortress Diving Board fits 2.26" Fortress Series optic mounts, giving you a forward platform for a laser, thermal or other device ahead of your optic. It is designed to work with the...

The Kastle Group RMR-45 Offset Mount carries a Trijicon RMR footprint optic at a 45 degree offset position, so you can keep a red dot angled off to the side of your primary sight. It is designed to...

The Kastle Fortress EXPS-226 riser raises an EOTECH EXPS holographic sight to a 2.26" optical centerline, a position the maker says improves target acquisition and shooting ergonomics. It uses an...

The Kastle Group DB-193 Diving Board in Flat Dark Earth gives you an M1913 Picatinny section out in front of your optic, so you can attach a laser, thermal or other device and save rail space further...

The Kastle Group FSM-193 is a Picatinny scope mount sized for 34mm tube diameters, so your 34mm optic seats in it. Its 1.93" optical centerline sets how high the optic sits above the rail, and the...

The Kastle Group FSM-154 is a scope mount for Picatinny rails, machined in Kastle's own facility with decades of defense and aerospace manufacturing experience behind it. Its 1.54" optical centerline...

The Kastle Group MICRO-193 is an optic mount built around the Aimpoint Micro footprint, so it matches red dots that use that pattern. It sets your optic on a 1.93" optical centerline, which gives you...

The Kastle Group MICRO-226 is an optic mount built for the Aimpoint Micro, so your red dot drops onto a mount made for its footprint. It sets the optic at a 2.26" optical centerline, and it works...

The Kastle Group FORTRESS XPS-226 is a riser made to carry an Eotech XPS sight on your rail. It puts the sight on a 2.26" optical centerline, lifting your compact holographic sight above the rail for...