Universal RV Window Knobs - The knob replacement for RV and travel trailer designed to fit most 1" shaft RV windows and vents, this interior hardware knob is a perfect replacement for broken or worn-out knobs, ensuring a seamless fit and smooth operation. Please measure against your original part. Durability - The camper window crank knobs replacement part are made from high-quality materials, durable construction built to withstand the rigors of travel, providing reliable performance and long-lasting durability for your RV interior. Easy to Install - The latch lock knob for RV window crank handle or camper roof vent is direct replacement for most window and vent knobs, no special tools required, simply remove the old knob and replace it with this new one. The straightforward installation process ensures you can get back on the road quickly without any hassle. Package - Our window and vent hardware set include 3 x black window knobs come with 3 x mounting screws, 1" Shaft and 2-1/4" Diameter. With its sleek and functional design, this knob not only improves the functionality of your RV windows and vents but also enhances the overall look of your RV interior. Ideal for Repair - Whether you're repairing a broken knob or upgrading your RV's interior hardware, this 1" shaft knob is the perfect solution. It’s an affordable way to maintain or improve your RV's functionality. RV Window and Vent Knob Replacement 1" Shaft, Camper Window Crank handle Knobs Part, Latch Lock Knob for Travel Trailer Window, RV Interior Hardware, Black, 3 PCS