U.S. Made Conveyor Components

Fastrails • Guide Rails • Brackets • Mounted Bearings • Rollers • Leveling Components


Three-Bolt 1.25" Defender Bearings

3 Bolt Defender Bearings available from Mason Plastics

Part No. Shaft Material Housing
FBS-3WH-20-BO 1-1/4" Black Oxide White
FBS-3BL-20-BO 1-1/4" Black Oxide Black
FBS-3GR-20-BO 1-1/4" Black Oxide Grey


Defender bearing line made in the USA and available from Mason Plastics

Close Cover w/O-Ring Open Cover w/Front Shaft Seal
C-20-WH CS-20-WH
C-20-BL CS-20-BL
C-20-GR CS-20-GR
C-20-Y CS-20-Y
C-20-O CS-20-O
C-20-R CS-20-R

WH = White
BL = Black
GR = Grey
Y = Yellow
O = Orange
R = Red


  • Manufactured with no cavities or fillings
  • Housing strength exceeds static capacity of bearing
  • Designed with stainless steel ferrules in bolt holes
  • Available with open and enclosed end closures
  • FDA/USDA compliant
  • Available with White, Black or Grey housing
  • Made in the USA