Check the listing for details. Estes 3158 Engine Mount Fits: BT 50 55 60. Condition: New. Listed at 11.99 USD. Liquid RC PO Box 3173 Nashua, New Hampshire 03061 United States of America part number: EST3158 Estes 3158 Engine Mount Fits: BT 50 55 60 Brand new item, sealed in original retail packaging. This engine mount kit fits BT-50, 55, 56 & 60 body tubes. Plus can be used to make a conversion mount for light weight D powered rockets. TechnicalSPECIFICATIONS: YOU WILL RECEIVE: L/C Centering Ring Set 2055, L/C Centering Ring Set 2060, Engine Block Ring EB20A, 1/4in Long BL Adapter Ring 2050, Bright Green Retainer Ring, 20 (MYLAR) Body Tube BT20 2.75in, White Body Tube BT20 White 2.75in, EH Slot Body Tube BT20 2.75in, White Green Split Adapter Ring Engine Hook EH-2A. WARNING: This product contains a chemical known to the State of California to cause cancer. Please, check your mailing address! Did you move? I will not change your address after the sale is made. Seriously, eBay asks twice during checkout to confirm your address. School children know their address, you should too. Important Policies Feedback: Earning your positive feedback is important, and not always easy. If you are not satisfied with your transaction, do not hesitate to contact us, and tell us what we can do to make things right for you. Payment: We accept PayPal payments only. Please make sure your shipping address is correct in the PayPal system. Sales Tax: We ship from tax free New Hampshire. There is no sales tax. Customer Service: Please be as specific as possible, and include part numbers, auction numbers, or any number that can help link your question to a product or order. Sketchy orders: If you place a "suspect" order, and your PayPal account does not have a confirmed address, we will ask for further proof that you are who you claim to be. Shipping notes We ship packages Monday through Saturday. Federal holidays can add a day to shipping estimates. Yes: We do combine shipping. We make every attempt to provide fair shipping rates. Yes: We will ship to an APO, FPO or any other military mailing address. Just make certain your PayPal account has your current address. No: We cannot falsify your customs form, or mark it as a gift. Not always: Most packages are shipped US Postal Service. Each shipment gets a package number, but not all get tracking. Tracking is not the USPS's strongest feature (low cost and comparatively quick service is). Once you get a package number, your package is shipped. Don't forget Save for later: Add to My Favorite Sellers and Stores Other items: Lots of other parts are available. View other items. eBay store: View parts specific to your model in the Liquid RC eBay Store. Always: Have fun enjoying your models Notes inventory number: 123068 item UPC: 047776031586 item weight: 0.1400 pounds