This is our very polular, Extra Large Trapper with stainless bolsters attached to stainless liners. The finished folder makes a fine ranchers trapper. The blades are 3-1/2" long, and are made of AUS8, which has been CRYOGENICALLY TREATED. The knife is 8" overall when open and 4-1/2" closed. The kit includes pins, springs and thong hole tubing. Handle material not included.