Description JP Hobby ER-005 Alloy Electric Retract Motor Part Specifications: Retracts weight: 19g Shaft length: 34mm Shaft Diameter: 3mm Pin Diameter Size: 3 mm   Insurance Note:  Fan Jets USA recommends the purchase of shipping insurance. If insurance is not purchased and the package is lost or damaged, the most that can be claimed with the USPS and awarded to the purchaser (shipment recipient) is $50.00.  Fan Jets USA is not responsible for reimbursing the purchaser the difference of an order of any amount.  Shipping charges are not included in an insurance claim per USPS guidelines. CA Residents: WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov