Spare Tire Cover for RV Camper Adventure, Weatherproof Universal Wheel Cover for RV Travel Trailer Camper Truck 15inch

Spare Tire Cover for RV Camper Adventure, Weatherproof Universal Wheel Cover for RV Travel Trailer Camper Truck 15inch

Material: this spare tire cover is made of high quality polyester fiber, with good wear resistance, dustproof, waterproof and sun protection Installation and removal: The spare tire cover uses lightweight materials，tethered design, quick installation without any tools, only need to tie a knot to fix after the installation is completed Standard size: The picture details the calculation of the size, please calculate your tire size according to the formula before you buy Universal: Our trailer spare tire covers are suitable for RV, trailer, camper, SUV, truck or any other tires with corresponding sizes Personalized design: show your love for life while protecting your spare tire Please buy according to the size corresponding to your calculations and not directly according to the tire size!

How to choose the most suitable size?

Step 1: Find Your Tire Parameter. It’s written on your tire side

Step 2: Calculate Your Tire Diameter According to the Parameters

Calculation formula: (A*B*2)+(C*2.54)

If your tire is written with P225/65R17, the parameters correspond to A=22.5 B=0.65 C=17

Tire diameter=(22.5*0.65*2)+(17*2.54)=72.43 cm

You need to buy the 15 inch size.

There are three size
size 14 inch fit for: diameter 60~69cm
size 15 inch fit for: diameter 70~75cm
size 16 inch fit for: diameter 76~79cm
size 17 inch fit for: diameter 80~83cm