5 1/2 on the top side. We at Red Rock Turf are distributors for Briggs and Stratton, Kohler, Toro dealer.
We not only sell their OEM parts we also use them on our equipment repairs and rebuilds. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers, Parts & Accessories\Lawn Mower Parts". The seller is "redrockturf" and is located in this country: US.
This item can be shipped worldwide.