![LEGO 7720 Diesel Freight Train Set, Battery Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 7720 Diesel Freight Train Set, Battery Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/b5/0x0/d4e4o5g414f4w5w5n4z5m44426a4k4l4y5v2b41374v2u234x2y2z3j4l4f4s2u204q2.jpg)
LEGO 7720 Diesel Freight Train Set, Battery Set Parts Inventory and Instructions - LEGO Reference Guide
![LEGO 7720 Diesel Freight Train Set, Battery Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 7720 Diesel Freight Train Set, Battery Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/7e/800x600/d4e4o5g414j3y404y2c4r2p234q2r2h4v5f4042354v2r294x2u2.jpg)
LEGO 7720 Diesel Freight Train Set, Battery Set Parts Inventory and Instructions - LEGO Reference Guide
![LEGO Set 7720-1 Diesel Freight Train Set, battery (1980 Train > 4.5V) | Rebrickable - Build with LEGO LEGO Set 7720-1 Diesel Freight Train Set, battery (1980 Train > 4.5V) | Rebrickable - Build with LEGO](https://cdn.rebrickable.com/media/thumbs/sets/7720-1/6603.jpg/1000x800p.jpg)
LEGO Set 7720-1 Diesel Freight Train Set, battery (1980 Train > 4.5V) | Rebrickable - Build with LEGO
![Train Battery Box Car with Three Contact Holes, Red Switch Lever, Blue and Red Magnets, Red Wheels, and Light Gray Roof with Hinged Doors Pattern on Both Sides (Stickers) - Set 7720 : Train Battery Box Car with Three Contact Holes, Red Switch Lever, Blue and Red Magnets, Red Wheels, and Light Gray Roof with Hinged Doors Pattern on Both Sides (Stickers) - Set 7720 :](https://img.bricklink.com/ItemImage/PL/3443c03pb01.png)