Ronstan Ball Bearing Orbit Blocks Series 30 Double Becket Johnson pump engine cooling pump 1" no lock: Tube OD:

1" no lock:      Tube OD: 25mm (1")

Hidden air vents in the body of the pump helps prevent air locking in challenging plumbing installations

Intrusion : 28mm

181ci GM 1984-1996

Ronstan Ball Bearing Orbit Blocks Series 30 Double Becket Johnson pump engine cooling pump 1" no lock: Tube OD:Lightweight Highest working load in its class Secure, versatile attachment Low profile and compact Ultra low profile thru sheave becket Low friction 2 stage ball bearing system provides consistent performance over the full working load range. SP versions feature a Nylatron sheave suitable for both rope and wire Ball Bearing Orbit Blocks boast the highest strength to weight ratio available. This is achieved through all composite reinforced polymer