Hello! This listing is for two (2) inner brake pads and two (2) outer brake pads. Four (4) brake pads total to service two wheels!  Replaces Calp-3-6k-pad-sm for DeeMaxx brake systems. We ship this same day in a  U.S.P.S flat rate box.  
 If you have any questions or are looking for a different type or size of brake, we can help! We are very knowledgeable of brake pads and shoes for a variety of boat trailers, trucks, cars and equipment. Just send us a photo and we can help identify what you have, our stock of brake shoes and pads are like no other! We strive to have the widest availability on hand for quick shipping! Thank you !   

We offer free shipping, free returns, and no restocking fee!  However, if you choose not to keep the item, we will be happy to refund you upon receipt of the unused/uninstalled product, but we will deduct the cost of the initial shipping.