Listings Traveling Blocks McKissick Traveling Block 150 Ton with Unimatic BJ 6150 Hook – Used By admin 9 years ago McKissick Traveling Block 150 Ton with Unimatic BJ 6150 Hook. 4ea 30″ Sheaves, Grooved 1-1/8″ Continue Reading Previous Gardner Denver 300 Ton Traveling Block 5 Sheave with Web Wilson 250 Ton Hook – UsedNext 92539 Varco BJ Assembly Wireline Adapter Bracket for Top Drive – Rebuilt – MAKE OFFER!!