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Model MR24377 Size(mm) Inner Diameter(d) 24 Outer Diameter(D) 37 Width (B) 7 Seals Type 2RS (Two side metal) Material Bearing steel (Gcr15) Delivery date Upon request delivery 1)Your Feedback is really important to us, please take a few seconds to leave great feedback if you are satisfied with our product or service, thank you so much !!2)We always offer the lowest price for best goods and service to you.3) Please contact us before leaving neutral (3 stars) or negative (1-2 stars) feedback.We will try our best to solve the problem and leave you a happy shopping mood here. Thank you!4)If you need the products not found in the shop, please contact us .There are too many model of products,we can \'t take photos for each model, If you have any questions, please contact us.