【Peace of Mind Guarantee】 In the unlikely event of any defects not described in the product description, we guarantee to offer returns and refunds. Please see the 【About Returns and Refunds】 section below for details. 【About the Product】 These are screw-in, swivel-type casters. Both do not have stoppers. 【Part Number】 420EA-R50 【Material / Surface Treatment】 Steel / Chrome Plating 【Size】 ・Wheel Size: 50 mm ・Mounting Height: 68mm ＊Please refer to image ⑤ for details. 【Load Capacity】 30 daN (approx. 30 kg) per caster 【About Returns and Refunds】 ● We will accept returns and refunds in the following cases: (Exchange is also possible if the product is in hand) ＊If a different product arrives ＊If there are defects or damage not described in the product description ＊If there is an initial operational defect ※The response period is within 7 days of product arrival. ※Please contact us first via the transaction message. After that, please return the product at our expense, and we will issue a refund after confirming the contents. ● We cannot accept returns or refunds in the following cases: ＊Due to customer's circumstances, such as a different image or incorrect size ＊Products sold as junk items ＊Damage or malfunction due to the customer's incorrect handling or carelessness ＊If the product condition differs from that at the time of sale ＊If a part or accessory of the product is lost ＊If damage or malfunction occurs during the shipping company's delivery (In that case, please resolve the issue between the customer and the shipping company)