Stens,Blade Snapper 7018068 Pack Size-1 Replaces Oem- Snapper 7018068, Snapper 18068, Aladdin Umc5 Fits Models- Snapper 26" Cut Rear Engine Rider Specifications- Length- 26", Width- 2 3 4", Center Hole- 1 1 16", Outer Hole- 9 16", Center To Center- 7 1 2", Thickness- 0.203 ", S F- Formed