Many folks here have had alot of questions on various issues related to FEL attachments (eg, 4n1 buckets, grapple, tooth bar attachments, root rakes, wear blades, etc). FYI, I just visited Carver's website at www.carverequipment.com. He's got great links with pictures and specs on everything you need to know about Long's FEL attachments. Check it out.