This 2" poly with three phase electric motor from Banjo is made for function and durability. The included Super Slinger offers extra protection for the drive unit, while better chemical resistance is provided by the special designed non-metallic mechanical seal. Every internal fastener is coated in stainless steel to keep them in top condition, and the unit has FKM elastometers for the best performance. To top off all these great features, the unit has an addition 1" spacer on the additional drive unit for maximum protection.