Luth-AR AR-15 Field Repair Kit Black. It includes the most common parts you need to fix common issues and get your rifle back to peak performance. With durable materials and easy-to-use instructions this kit is a must-have for any AR owner. Don t let a broken pin or lost spring slow you down get your Field Repair Kit today. Specifications for Luth-AR AR-15 Field Repair Kit: Manufacturer: Luth-AR Color: Black Fabric/Material: Metal Gun Model: AR-15 Design: AR-15 Package Contents: Luth-AR AR-15 Field Repair Kit BT-06 Ejector LR-26 Ejector Spring BT-07 Extractor BT-08 Extractor Spring BT-03 Extractor Pin LR-22 Trigger Spring LR-32 Hammer Spring LR-31 Disconnector Spring BT-14 Firing Pin BT-16 Firing Pin Retainer What firearm models does the manufacturer say Luth-AR AR-15 Field Repair Kit is compatible with? The manufacturer suggests that Luth-AR AR-15 Field Repair Kit is compatible with AR-15Luth-AR AR-FRK: AR-15 Field Repair Kit Black