Prime Line B 551 Sliding Door Roller Assembly, 1

Highlights:

• Roller diameter: 1
• Roller material: Plastic
• Adjustable nylon with binder post
• Plastic roller with narrow center groove 7/32W nylon wheel. concave edge
• Includes a #8-32 x 3/8 machine screw with binder post nut
• Fits on air control doors