Check the listing for details. Body-Solid Commercial Leg Developer Attachment. Condition: New. Listed at 140.00 USD. For commercial rated benches GFID71 and GFID100 Leg Extensions are designed for ultimate strengthening of the knee and thigh muscles.Do Leg Curls for maximum concentration of hamstring and glute muscles. Post is 1" for standard size plates. For Body-Solid Benches GFID31 and PFID30X, use Leg Developer GLDA1 For Body-Solid Benches GFID71 and GFID100, use Leg Developer GLDA3 Standard Size 1" Plate Post, (Olympic adapter sleeve sold seperately) Weight plates, collars, adapter sleeves sold seperately FedEx Shipping FitnessFactory.com offers FedEx Home Delivery on most orders under 150 lbs. Additional items on your order may require that your order ships via LTL Freight. 1-2 business day lead time before shipping Order ships from our Chicagoland area warehouse Cancellation: To cancel your order without incurring fees, you must cancel within 24 hours of your order. Requests outside of the 24 hour window may not be possible if the item has already shipped. Call 800-383-9300 Review full FedEx terms