Craftsman .065 Replacement Spool and Trimmer Line 30 Foot, 71-85837 30 feet of 0.65-inch replacement spool trimmer line Fits Craftsman models: 74513, 74523, 74524, 74531, 74534, 79900, 79913, 79914, 79915, 79916, 79920, 79923, 79927 Model 71-85837, Part Number 574-321501