Ring size 4 * 35 Diameter 35MM stainless steel ring is generally not in stock, you need to build processing, industrial products, welded point, I asked to see no welding, Division I provided. Ring belongs connection accessories for sports, tourism and lifting industry. Ring material with 201, 304 based. Fax: 0757-85513925 Mobile: 13923122812 Miss Deng (Sales Director) Mobile: 18988647827 Miss Deng (Customer Service) phone: 18988647817 Miss Ding (Sales Director) Mobile: 18603096090 Yan Sheng (sales technique) QQ: http: //luosi9.1688 .com Mr Yan (Sales Manager) QQ: http://luosi9.1688.com Miss Deng (sales charge) QQ: http://luosi9.1688.com Miss Ding (sales charge) QQ: 1657978950 Pang Sheng (Sales Customer Service )