Features 1.Compatible Models: Pinch roller has wide compatibility with for Revox B77 A700 PR99 C270 C274 , for Studer A67 B67 A807 A810 2.Precise Sizing: This pinch roller is manufactured to for Revox and for Studer s and the inner hole is precisely reamed. 3.Sintered Bearings: The pinch roller has sintered bronze bearings with long lasting lubrication that never need to be re lubricated. 4.Stable Performance: Our pressure roller are acid, ozone and UV resistant and their concentric properties will be maintained for many years. 5.Professional: These pressure rollers are finely crafted and made of premium rubber and bronze for stability and durability. specificationItem Type: Pinch Roller Material: Rubber, Bronze Size: Diameter 5G7 or 17 or 25.9 x 8.9mm or 0.35in Color: Black Core: Brass and Pressed in Sintered Bushings Quality: 605 Shore A Suitable: for Revox B77 A700 PR99 C270 C274, for Studer A67 B67 A807 A810 Features: Acid Resistant, Ozone Resistant, UV Resistant PackageList1 x Pinch Roller2 x Gasket (Random Color)2 x Plastic Patch2 x Test Components NoteManual measurement, please allow some errors.