JP Enterprises Reduced Power Spring Kit For AR-15 .223 Commercial Ammo Only Yellow. If replacing the entire fire control group isn't in your budget or you just have too many AR-15s to justify a complete trigger kit in each of them the JP Enterprises Trigger Spring Kit will significantly improve your stock trigger without breaking the bank. This kit includes a trigger hammer and disconnector spring. For an amazing way to be sure you have reliable and long lasting enhancements on your AR15 choose the JP Enterprises Reduced Power AR15 Trigger Spring Kit. Specifications for JP Enterprises Reduced Power Trigger Spring Kit For AR-15: Manufacturer: JP Enterprises Color: Yellow Additional Features: For AR-15 .223 Commercial Ammo Only Features of JP Enterprises Reduced Power Trigger Spring Kit For AR-15: Reduced power spring kit for AR-15 .223 commercial ammo only Package Contents: JP Enterprises Reduced Power Trigger Spring Kit For AR-15 JP Enterprises JPS3.5: Reduced Power Spring Kit For AR-15 (.223 Commercial Ammo Only) Yellow