One Horse OH-LPK01 | AR-15 Complete Lower Parts Kit

This One Horse OH-LPK01 lower parts kit provides the components needed to finish a Mil-Spec AR-15 lower receiver. The kit includes all standard pins, springs, detents and hardware for a drop-in, mil-spec fit while excluding the buffer tube assembly and stock. The phosphate-coated single-stage trigger is specified at a crisp 5.5–7 lb pull and the parts are machined for compatibility with Mil-Spec lowers.

Product Specifications

• The manufacturer is One Horse.
• The manufacturer part number is OH-LPK01.
• The platform/Make is AR-15.
• This item is sold as a complete lower parts kit for AR-15 lowers.
• The trigger is a phosphate-coated single-stage design with a 5.5–7 lb pull.
• The kit includes pins, springs, detents and related components required for a functional lower receiver.
• The kit does not include a buffer tube assembly or stock.
• The kit includes an A2-style pistol grip with mounting hardware.
• Parts are precision-machined for drop-in compatibility with Mil-Spec AR-15 lowers.
• The product category is listed as AR Lower Parts Kits.
• UPC is 850078799364.

This kit is suited for builders completing a new AR-15 lower or for armorers replacing or refreshing lower components with Mil-Spec compatibility in mind. Its comprehensive contents minimize trips to the parts bin and focus the work on straightforward installation and reliable mechanical function.