BulletProof Hitches Black Ops 5/8" Locking Pin, 3-Pack Keyed Alike Model BLACKBPLP3BulletProof Hitches Black Ops 5 8" Locking Pin, 3 Pack Keyed Alike Model BLACKBPLP3 The Black Ops Locking Pin from BulletProof Hitches works with all 2", 2. 5", & 3" hitch receivers; the 3 pack offers the pins keyed alike and features a heavy duty rubber cap and 2 keys per pin. The top of the line locking pins have a universal fit; with 4" of useable length, they are compatible with any vehicle and any hitch on the market. BulletProof 5 8" Locking