LR5003NPP Track Roller 2-Row Bearing 17x40x14mm - Sealed Cam FollowerLR5003NPP Double Row Track Roller Bearing Sealed Bearing, 17 x 40 x 14 mm, Built for Guide Tracks The LR5003NPP is a double row ball bearing designed for use as a track roller in guide systems, cam followers, and rail applications. With a sealed design and two rows of balls, it handles both radial and axial loads with smooth, quiet movement. Size: 17mm x 40mm x 14mm Double row for added stability and load support Sealed to block out dirt and retain