Description:Fingertip pressure snap-locks into its mounting hole.Absorbs vibration and insulates cables, tubing, or shafts with limiting internal clearance.Widely used in electrified railway and power grid wire insulation protection, cable snap bushing insulated protection reliable.Features:Mounting Thread Dia: 26mm / 1.03inchThread Length: 10mm / 0.39inchInner Dia :21.8mm / 0.86inchTotal Size :32.7 x 16mm / 1.29 x 0.63inch (D*H)Package Content :1 Pcs x Panel Hole Cover