Description Overview 4" Rear caster with brake for BestLift/BestStand/BestMove. Please note that it is highly recommended that 2 casters are ordered and replaced as a pair for your lift to be steady and levelled. Serial Number Reference: PL400HYYMM1XXX Supported Models BestLift: PL350CT, PL400H, PL400HE, PL400EF, PL400, PL500, PL600 (Made after Feb 2017), DPL650HD, PL400E/E-D/EL BestStand: SA400, SA400H, SA400HE, SA500, SA600 (Made after Feb 2017) + SA400E/E-D/EL BestMove: STA400, STA450 *All orders will include the hardware (bolt, nut, and washer) that may be needed for certain lifts. Please note not everyone will need it. Caster Replacement Instructions Caster Reference Guide | Affordability Dansons Medical believes that everyone, especially those struggling with illness, injury, or aging, deserve affordability. We aim to do this through a couple of ways: We provide free shipping on every product we have so that the price you see is the price you pay We offer a low-price match guarantee. If you can find a lower price than us, contact us with a link and if allowed by the manufacturer, we will match it. We understand affordability means customer service done right. We aim to be as communicative as possible and incur as little problems as possible.