Polaris 3900 Sport Chain Tensioner Kit | 39-120 Style_Pop-Up Head Collars or single-speed pumps including competitive

or single-speed pumps including competitive models

Paramount Vantage Fixed Pop Up Head (Light Gray)

even when the pump is operating at modest speeds

There is a hollow-like opening on the back where the float head and canopy can be placed and secured

Polaris 3900 Sport Chain Tensioner Kit | 39-120 Style_Pop-Up Head Collars or single-speed pumps including competitivePolaris 3900 Sport Chain Tensioner Kit (39 120) The chain tensioner kit was designed by Polaris for the 3900 Sport pressure side cleaner. It is made from the same high quality material as the original factory part. Making it a genuine OEM product. These parts were designed to aid in the maneuverability of the 3900 Sport and its purpose is to apply force or maintain tension for the chain. This is important because the chain is what rotates the wheel