7S-005-011D Sentinel Y1/Y3 British Railways (E) 8149 Steam Locomotive - DCC Fitted Class-73 Prototypes receive grain in covered

Prototypes receive grain in covered hoppers or boxcars

Concrete loading dock

This multi-use product is non-toxic

easy-to-understand construction instructions make assembling the time machine child's play

Tunnel Portals are built at the entrances to tunnels

7S-005-011D Sentinel Y1/Y3 British Railways (E) 8149 Steam Locomotive - DCC Fitted Class-73 Prototypes receive grain in coveredThe Y1 Y3 sentinel was based on the road going lorry, utilising a similar centrally mounted steam tube boiler and chain drive system to the wheels. Whilst not having the greatest turn of speed (approximately 36mph top speed) these small locos proved capable of pulling a constant draw weight and were considered ideal for shunting in yards and providing motive power along smaller branch lines. These quirky little locos were used by all of the big four