Northern Tool offers the Ironton Tow-Behind Trailer Broadcast and Spot Sprayer for $139.99. Coupon code "260475" cuts it to $119.99. Opt for in-store pickup to avoid the $30.49 shipping fee. That's tied with our April mention and the lowest price we could find by $60. It features a 13-gallon pump and a stream with a 12-foot vertical and 20-foot horizontal maximum spray distance.