Just the thing for knife collectors everywhere. You'll receive one of the 5 1/4" Blue Jigged Bone Lockbacks, one of the 5 1/4" Ox Horn Lockbacks with First Production Run, one of the 5 3/4" Red Jigged Bone Lockbacks with Thumbnail Pull, and one of the 5 1/4" Stag Bone Resin Lockbacks. Sets like these go fast, so get yours while you can!