Replacement tines for Kodiak GR-5800 Series Roto Cultivators. Fits all Kodiak models including GR-5800-4', GR-5800-5', GR-5800-6'. This sale is for eighteen (18) left and eighteen(18) right hand tines. This is a complete set of tines for the 4' wide machine. These tines are 5/16" thick and 2-1/2" wide at the cutting edge. They have 9/16" bolt holes that are spaced 1-9/16" on center. These tines measure 7-1/2" from the tip of the cutting edge to the top of the tine measured straight across the tine not around the bend.