Quantity   Component name
3 × Corded electric weed whacker
1 × 1.5x1.5x.125 aluminum angle
3 × female 120VAC plug - wire 3 into 1 male - plug into each weed whacker
1 × 120VAC 15 amp wiring
1 × 1/4" nuts, bolts, washers
3 × Plastic 8" lawnmower wheels and hardware
1 × 1x1x.0625 aluminum angle
1 × chain and fittings
1 × male 120VAC plug - 3 female plugs wired to 1 male
2 × 1/4" wingnuts and washers for easy removal