Mercury Mercruiser - Upper Gear Kit - Fits MC-I, R, MR, Alpha One, SS - 43-8M0080756 Mercury-250HP-3-4L-V6-2023 5 inches in width by

5 inches in width by 15

It matches all black Mercury outboards

Material: Built from reinforced marine-grade rubber with fiber-filled ribs that won’t crack or slip under load

For best results we recommend use after washing your boat first

Mounting stem 15/32" fits panels up to 1/8" thick

Mercury Mercruiser - Upper Gear Kit - Fits MC-I, R, MR, Alpha One, SS - 43-8M0080756 Mercury-250HP-3-4L-V6-2023 5 inches in width by20 16 teeth, 1. 32 ratio Fits: MC I R MR Alpha One SS (1975 1990) WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.