Specification Brand : Aexit BulletPoint1 : Country of Manufacture: CHINA; Material: Metal BulletPoint2 : Net Weight: 32g; Package Content: 1 x Universal Joint BulletPoint3 : Main Color: Silver Tone; Size: 12mm x 52mm/0.47" x 2.06"(OD*L) BulletPoint4 : Product Name: Universal Joint BulletPoint5 : Bore Diameter: 4.0mm to 4.0mm ItemName : Aexit 4.0mm to Electrical equipment 4.0mm Inner Dia Rotatable Universal Metal U Joint Coupler ItemTypeKeyword : pin-and-block-universal-joints Manufacturer : Aexit Material : Other ModelNumber : modle PartNumber : f190412ae090783 ProductDescription : Descriptions: 1. The coupling is great replacement for your old or broken one. 2. Provides torque transmision and alignment. 3. Cost effective coupling design. 4. Stainless steel is good in environments. 0 Specifications:Product Name: Universal Joint Material: Stainless Steel Main Color: Silver Tone ProductSiteLaunchDate : 2019-01-04T08:05:15.834Z