McFarlane - Phenolic Flight Control Pulley with Ball Bearings | MCS378-3 Aircraft Tools Detects harmful fungal and algae

Detects harmful fungal and algae growth in the fuel

In know time

and bio-degradable

Leaves no residue

so it will perform well in outdoor environments for the long-term

McFarlane - Phenolic Flight Control Pulley with Ball Bearings | MCS378-3 Aircraft Tools Detects harmful fungal and algaeMcFarlane Phenolic Flight Control Pulley with Ball Bearings MCS378 3 MCS378 Series: Phenolic flight control pulleys with ball bearings. FAA PMA approved replacements for the Cessna S378, A BB , and NAS383 series pulleys on Cessna Aircraft. These pulleys feature high quality sealed precision ball bearings that are far superior to low grade, open seal bearings used in the cheapy Cessna S378 ()L light duty series pulleys that they replace.