Besser/Columbia Parts Columbia Columbia Push-Off Wheel 5/8″ Bearing Part #: NMA-M3624 Besser Besser Vibrator Shaft 18″ $149.88 Part #: NMA-M3585 Besser Besser Vibrator Shaft 16″ $125.65 Part #: NMA-M3584 Besser Besser Vibrator Cover Seal $27.85 Part #: NMA-M3583 Besser Besser Vibrator Bearing SKF $220.81 Part #: NMA-M3578 Besser Besser Vibrator Housing $302.40 Part #: NMA-M3580 Besser Besser Vibrator Cover Solid $109.40 Part #: NMA-M3581 Besser Besser Vibrator Adaptor SKF $55.85 Part #: NMA-M3579 Besser Besser Vibrator Cover with Seal – Open Ended $162.34 Part #: NMA-M3582