EST1602, B4-4 Standard Engine (3) VendorEstes Product form Awesome Product By Estes $12.99 Quantity Out of stock This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. You might also need... SKU: EST1602 Barcode: 047776016026 Brand: Estes | Rockets Product Tags Model Rocketry Rocket Engines