S&W M&P AR Essentials Parts Kit — AR-15 detents & springs

This S&W M&P AR Essentials Parts Kit provides a compact selection of replacement detents, springs, pins and small components commonly lost or damaged on AR-15 platforms. The kit gathers frequently replaced items for maintenance, repair and assembly, sized for storage in a bench kit or range bag. Components are intended to restore function to controls and small assemblies without requiring full parts orders.

Key Specifications

• The kit model is Essentials Kit.
• The product type is listed as AR Kit.
• Included hardware is described as Bolt Catch Plunger, Bolt Catch Spring, Bolt Catch Roll Pin, Buffer Retainer, Buffer Retainer Spring, Disconnector Spring, Hammer Spring, Trigger Spring, Hammer Pin, Trigger Pin, Pivot Pin Detent, Pivot Pin Detent Spring, Takedown Pin Detent, Takedown Pin Detent Spring, Selector Detent, Selector Detent Spring, Trigger Guard Roll Pin and Magazine Catch Spring.
• The package dimensions are 1.30 X 3.70 X 5.50.
• The listed height is 1.3000.
• The listed width is 3.7000.
• The listed length is 5.5000.
• The listed weight is 0.08.
• The shipping weight is listed as 0.08.
• Units per box are 1.

This kit groups the common small parts needed to keep an AR-15 serviceable and reduces downtime for basic repairs and builds. Its compact footprint and organized selection make it practical for a workshop drawer or a maintenance pack when performing routine service or field repairs.