These are genuine Ikea replacement parts. 

Shipping is $3.75 for the first set and $1.50 for each additional set. 

RETURNS: PLEASE READ I offer 14 day hassle-free returns.  Refund will be for the amount of the item only and will not include the exact cost of the postage spent to ship the item to the buyer in the first place. This policy applies even when the item was mailed with "free postage" or "free shipping." Refunds will be made through Paypal. If you have any questions or concerns about this policy, please contact me before ordering.