| Current Part # | Previous Part # | Roller Series | Roller Adjustment | Market | Door Substrate | Housing Material | Adjustment | NO. of Wheels | Wheel Diameter | Wheel Material | Bearing Type | Panel Weight |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2115210 | 1981-PRS-212WSS | 1981 / 1983 | SIDE ADJUST | PREMIUM | WOOD, VINYL, COMPOSITE, ALUMINUM, STEEL, FIBERGLASS | STAINLESS STEEL | WEDGE | Tandem | 2.12" | STAINLESS STEEL | PRECISION | 600 |
| 2115224 | 1983-PRS-212WSS | 1981 / 1983 | SIDE ADJUST | PREMIUM | WOOD, VINYL, COMPOSITE, ALUMINUM, STEEL, FIBERGLASS | STAINLESS STEEL | WEDGE | Tandem | 2.12" | STAINLESS STEEL | PRECISION | 600 |