The FN SLP Mark I features an alloy 3" magnum receiver, eight-shot magazine tube and 22" barrel with the Standard Invector choke tube system (Cylinder and Improved Cylinder tubes included) for optimum performance with any payload. Metalwork is protected by matte black manganese phosphate or anodizing for enhanced durability and low reflectivity. The matte black checkered synthetic stock is equipped with a premium recoil pad and steel sling swivel studs. An adjustable folding rear sight, red fiber-optic front sight element and Weaver-pattern cantilever optics rail are all standard.