Replacement Steel Dragon Tools 3177 87740 Gear Box Rebuild Kit. Steel Dragon Tools® 87740 Gear Box Drive Rebuild Kit fits RIDGID® 300 Pipe Threading Machine. Replacement Steel Dragon Tools® 3177 87740 Gear Box Rebuild Kit. Replaces RIDGID ® Part numbers.87740 3177 Motor 115V (RIDGID ® 3177 replaces RIDGID ® 3158 motor). This product is designed and manufactured by Steel Dragon Tools®. Erie Tools is not an authorized distributor of RIDGID® and/or Ridge products. RIDGID® Marks are trademarks of RIDGID, Inc and are used for product identification purposes only. Our friendly, experienced customer service team is ready to help! Customer Service Hours: 8:00 a. For help with any questions you may have. Before returning an item to receive an RGA number. Please clearly write the RGA# on the outside of the box so we can quickly process your return. Thank you for purchasing from Erie Tools! If you are satisfied with your shopping experience, please leave us 5-star feedback in any applicable category. We appreciate the time and effort it takes to leave us a 5-star review. This item is in the category "Business & Industrial\Light Equipment & Tools\Pipe Tools\Pipe Threaders, Taps & Dies". The seller is "erietools" and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South Africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi Arabia, United Arab Emirates, Qatar, Kuwait, Bahrain, Republic of Croatia, Malaysia, Brazil, Chile, Colombia, Costa Rica, Panama, Trinidad and Tobago, Guatemala, Honduras, Jamaica, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam.