Car with Becket. Ball bearing car in hard black anodized aluminum with four ball circuits: 2 Torlon ball circuits (lower) and 2 Delrin ball circuits (upper). The car will remain on the track even after ball bearing failure (overload). Side windows for easy maintenance and ball bearing cleaning and/or replacement. The car, the track and all components are extruded in high strength alloy and hard black anodized. (Steel parts: AISI 316). This traveler is 98 mm long and 62 mm wide. The weight is 0.23 kg and the working load = 820 kg. Fitted with 1/4 in balls (50 Torlon balls on the lower races and 50 Delrin on the upper races). The sheaves for the car control are D=35 mm. The complete systems includes 1.5 m long track. The sheet block (OPF 60) is not included. Part Number: 4101 Our Part # ANT4101 | Antal Part # 4101