JAK Max Quick Loading Bump & Feed Universal Trimmer Head

Fits 99% of all petrol powered trimmers. Built to last, easy to install, no disassembly needed, load line in just seconds & performance & safety tested. Comes with: Straight channel module, 3/8 - 24 RH nut, 3/8 - 24 LH nut, M8 x 1.25 RH nut, M8 x 1.25 LH nut, M10 x 1.00 LH nut, M10 x 1.25 LH nut, 5/16 - 24 RH nut, 5/16 - 18 x 1/2 RH bolt, 5/16 - 18 x, 1/2 LH bolt, M8 x 1.25 LH bolt, .40 x 1.30 x .04 washer, DIN 125 M8 21 x 41 x 15