MEDLINE items can only ship to a physical address (NO PO BOX).Features & Benefits: Attractive retail packaging Easy to install Compatible with walkers with 1" diameter tubing Complete with pair of glide caps Product Specs: FSA/HSA Eligible: Yes Guardian: No UNSPSC: 42211505 Weight Capacity Pounds: 300 lb Walker Parts: 3" Casters for WalkerSKU: MDS86615WCase Packaging: 2/STItem Specifications: Manufacturer #: MDS86615W Manufacturer: MEDLINE GTIN: 00080196133720 Latex Info: Not Made With Latex Manufacturer Product Number: MDS86615W HCPC Code: E0155 Shipping Specifications: Dimensions: 3.25x2.5"x13.25" Gross Weight: 0.88 Unit Weight: LB Disclaimer: HCPCS codes and HSA/FSA eligibility information provided by Medline are intended as general guidelines only. Medline does not guarantee coverage or reimbursement of any products. You must address all coverage and reimbursement concerns with your individual payer(s) and/or plan administrator.