Buckeye CR (Cushion Ride) 70-ton roller bearing truck.  HO scale.

Examples of cars with this truck come from across the continent, including ATSF FT-24 trilevel autoracks, BO Airslide 2600 hoppers 830050-830184 (some), CO 50′ boxcars 23300-23324 (some), DH 50′ PS-1s 26061-26080 & 29001-29510, the DHNY rebuilds, GN 65′ gons 79000-79049, NP Airslide 2600 hoppers 75800-75894, NPM mechanical reefers 400-449, PFE R-70-12/13s (some), RBBQ RBLs 77000-77249, RI 50′ boxcars 63000-63099, SFRA RR-76s, TTX F85B (some), TTX F89E (some), and WM 50′ PS-1s 35051-35100.

Package contents: (1) pair of ready-to-run trucks with semi-scale (code 88) nickel silver wheelsets and brake detail.