Maxmoral 2PCS Small Electric Wheelchair Components Black Assistive Device Joystick Controller Silicone Knob

["Reliable material: These compact electric wheelchair components are crafted from silicone, offering robust durability with a smooth surface and comfortable tactile feel for an enhanced user experience.","Easy installation: Simply thread the binder through the pre-drilled hole on the joystick, then place the knob over the binder. Installation takes just minutes.","Universal dimensions: Our electric wheelchair joystick knobs measure 1.58 inches in height with an outer diameter of 1.7 inches. The joystick binders stand 1.32 inches tall with an outer diameter of 1.78 inches.","Versatile application: Our wheelchair controller joystick serves as an excellent replacement for most joystick controller models, with the joystick knob and strap offering enhanced convenience.","Packaging contents: Two differently shaped electric wheelchair accessories"]