Adapter sleeves are supplied complete with lock nut and lock washer (or locking clip.) The dimensions of metric adapter sleeve conform to international standard ISO 113/I - 1979. We manufacture customized sleeve e.g. coated with phospating, modified inner diameter, stainless steel (SS304 & SS316) material, etc. Up to shaft dia 80 mm Metric V threads are provided on sleeve. Trapezoidal threads are provided on bigger sleeve having shaft dia 200 mm and above.