Autocut C26-2 Trimmer Head for 4002 710 2169 STIHL FS55R FS55 FS56 FS70 FS94 FS91 FS111 FS131 FS240 Brushucutter 10 * 1.0LH with .095 Trimmer LineAutoCut C26 2 Replaces AutoCut 25 2 & AutoCut C25 2 Trimmer Head Arbor Size: 10*1. 0LH; Pre wound with 13 ft of . 095 in line; Compatible Line's Diameter: . 080", . 095", or . 105". Replacement part MPN 4002 710 2169, 4002 710 2137 AutoCut C26 2 Trimmer Head Fitment: AutoCut C 26 2 for FS 55 R FS 56 RC E FS 56 C E FS 70 RC E FS 70 C E FS 55 FS 91 FS 111 FS 94 RC E FS 94 C E FS 131 FS 240 C E FSA 90 R FSA 90 FSA 130 R FSA 130 FR 131 T FR 460 TC EFM