• Four common sizes for use on most modern street and off-road motorcycles as well as ATVs
• Properly aligns valve stem seal to valve guide so seal snaps on straight every time
• Provides for quick and easy installation of valve stem seals on multi valve cylinders
• Contoured design in bottom of handle cradles and protects the delicate inner lip of the valve stem seal while directing tool force to sturdy outer rim
• Slim profile allows easy access to valve guides even on modern compact heads with deep lifter bores
• Rounded tip will not damage inner lip of valve stem seal or valve guide bore
• Anodized aluminum handles with stainless steel pilot shafts
• Limited lifetime warranty