Description:1. Fingertip pressure snap-locks into its mounting hole.2.Absorbs vibration and insulates cables, tubing, or shafts with limiting internal clearance.3.Widely used in electrified railway and power grid wire insulation protection, cable snap bushing insulated protection reliable. Specification:Model: 6P-4Material: PA66Mounting Dia (A): 14mm / 0.55"Mounting Dia (B): 14mm / 0.55"Board Thickness (C): 3.5mm / 0.14"Length(D): 15mm / 0.59" Package Content:5pcs x Strain Relief Bushing.