Block, nylon

This part is NO LONGER AVAILABLE. You cannot purchase this part. Can I still get this?

Listed on the following equipment:
Horizon - Avalon - 100 - (RB62)
Horizon - Avalon II - (RB51)
Horizon - Elite Series - 2.0R - (RB64)
Horizon - Elite Series - 3.0R - (RB63)
Horizon - HZ Series - R51 - (RB62C)
Horizon - HZ Series - R52HR - (RB61C)

* Images may not be identical to part.