Oregon PowerMate Rim Sprockets available at LawnMowerPros. We carry a large selection of PowerMate Rim Chainsaw Sprockets ready to ship direct to your door. Our online catalog has a huge selection of PowerMate Rim Sprockets ready to ship direct to your door. Don't see the part you need or need help finding the correct part for your equipment? Complete our Parts Help Request Form and we will be happy to assist you.