There are 5 different pieces of equipment in this set.  Wheels turn, treads roll and most other parts turn or rotate.  The TCM Reach Stacker's arm is sized for wider 48' and 53' containers as is - S&R is working on a true 1:160 upgrade arm kit to grasp standard width containers.  The tracked crawler crane comes with both extended and retracted arms and also has retracting rail wheels.  The bulldozer makes a great load too.  The cement mixer's cab is a bit large in a 1:160 world but can easily be kit-bashed with another cab.  The barrel is the same size as the Athearn's model. The set includes:

• 2 TCM MR450
• 2 Crawler Cranes w/ railroad wheels
• 3 Bulldozers w/ rear claws
• 3 Cement Mixers w/ turning barrel
• 2 Containers on chassis w/ tractor

There are 5 different pieces of equipment, 2 of each, in 2 different colors.  All have rubber tires or tracks.  The TCM FD430 is a forklift-stlye container handler, its spreader arms will easily hold wider 48' and 53' containers without the unit toppling over.  The cab can be mounted flush with the body or an extended platform  The Hitachi excavator and bucket loader are both common at job sights.  The Sakai GW750 Pneumatic Tired Roller uses vibrating tires to compact asphalt more evenly.  The Hanta asphalt paver is a smaller model but packed with detail.  As a bonus, some of the vehicles come with 2 steel beams.  All of these pieces make great flatcar loads too.  This set includes:

• 2 TCM FD430 top lift container forklift
• 2 Hitachi ZX330 excavator w/ bucket and shear
• 2 Hitachi ZW150 wheeled bucket loader w/ replacement dozer blade
• 2 Sakai GW750 asphalt compactor
• 2 Hanta F45W3 asphalt paver