Estes 1504 - 1/2A3-4T Engines (4 Pack)

ENGINES FOR MODEL ROCKETS

4 – 1/2A3-4T Engines
4 – Starters
4 – Starter Plugs

The Estes 1/2A3-4T engine is single stage engine designed for model rocket flight. This engine is a mini engine designed for flights in lightweight rockets. Each package includes 4 engines, 4 starters and 4 starter plugs. 

PLEASE NOTE: This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or post office box for delivery.