These versatile knobs are compatible with RV awning systems, woodworking jigs, and tool clamping setups. Their black finish and compact design blend seamlessly with various equipment, while the included square washer enhances stability and prevents slipping, ensuring a secure fit for long-term use in demanding environments. Features -Color:Black -Material:PP -Size:5.50X5.50X4.00cm/2.16X2.16X1.57in -Thread:M6 -Sturdy grip: the ergonomic star shaped handle provides a comfortable and firm grip, making it easy to tighten or loosen the knob -Wide compatibility: Threaded Star Knobs, designed to fit a range of rv awning models, this knob is a versatile accessory for outdoor camping setups -Protective washer: the square washer enhances stability by evenly distributing pressure, preventing damage to the awning structure -Weatherproof design: crafted from waterproof materials, this knob performs reliably in diverse weather conditions -Multipurpose use: perfect for replacing knobs on rv awnings, umbrellas, and other outdoor equipment, ensuring convenience and functionality Package list: 4 x threaded knobs