Dual wield attachments. Snug fit, durable build. Acetone smooth to strengthen.
Ring-sight on front rail. Open end of hook faces front on rear sight
Use the sight to "hook" the rear sight and cock the weapon. Close breach by using front of weapon, or shoulder.
To use the ring-sight. Center target in ring, use the top 1/4inch of rear sight to center the aim (any farther and it's low)