Check the listing for details. Dynamics Research SST-20-E4-31B-Z000 Linear Encoder. Condition: Used. Listed at 53.95 USD. Untitled DocumentThis sale is for a Dynamics Research SST-20-E4-31B-Z000 Linear Encoder.Used good condition from a retired system. Comes as shown in pictures. Shipping:Our goal is to have all items ship safely to our customers to ensure their satisfaction with our products.This item is NOT FOR EXPORT. U.S. SALES ONLY. Diversion is subject to civil and criminal Penalties.Combined Shipments: We will combine orders upon request if possible based on the size of the items. We are unable combine heavy and bulky items. Oversized items will not ship safely together.Return PolicyCustomer must contact us within 30 days of receipt to get an RMA (Return Material Authorization). The item must be in original condition with all seals intact.31273/721//**/nv