San Tan Tactical Enhanced Lower Parts Kit Black Small. Eliminating sloppy commercial-grade components this kit features precision-machined pins heavy-duty springs and an enhanced trigger guard designed for improved ergonomics with gloves. Perfect for completion of stripped AR-15 receivers it provides crisp tactile control crisp detent lockups and long-term durability. Specifications for San Tan Tactical Enhanced Lower Parts Kit: Manufacturer: San Tan Tactical Color: Black Finish: Matte Gun Make: AR Platform Gun Model: AR-15 Gun Type: Semi-Automatic Rifle Features of San Tan Tactical Enhanced Lower Parts Kit Upgraded lower components for enhanced tactile feel and tighter fitment Complete small parts assortment to finish any standard AR-15 lower Package Contents: San Tan Tactical Enhanced Lower Parts Kit San Tan Tactical STT-E-LPK: Enhanced Lower Parts Kit Black Small