Estes D12-5 Std D Engine (2) CASTER BLOCKS 9" Steel Beadlock Wheels feature

9" Steel Beadlock Wheels feature a black finish and machined aluminum 12mm hubs

and powerful performance capabilities

These springs have been designed to improve responsiveness of the cars compared to the competition

This RC assembly kit faithfully replicates the Toyota Celica GT-Four (ST165) through a meticulously detailed polycarbonate body

7in (779mm) Wheelbase 12

Estes D12-5 Std D Engine (2) CASTER BLOCKS 9" Steel Beadlock Wheels featureENGINES FOR MODEL ROCKETS 2 D12 5 Engines 2 Starters 4 Starter Plugs Overview The Estes D12 5 engine is a single stage engine designed for model rocket flight. This engine is a 24mm diameter engine designed for rockets with a maximum lift weight of less than 10 ounces. Each package includes 2 engines, 2 starters and 4 starter plugs.