X-LOCK fiberglass backing pad

Flap Disc Backing Pad with Label

Fiberglass Backing Pad with Woven Cloth Surface

Glass Fiber Backing Pads with Non-woven Fabric Surface

Fiberglass Backing Pad with Black Paper Surface

Fiberglass Backing Plate with higher metal ring （High Washer）

Flap Disc Backing With Two Metal Rings

Fiberglass Backing Pad with One Metal Ring