Compatible - Battery Post Terminal Shims preferable fit for standard top post battery (19 mm cone/tapering positive & 17 mm cone/tapering negative). For car, vehicle, RV and boat.

Purpose - Lead Terminal Shims for use with worn, damaged or undersized battery posts, provide a secure, conductive electrical connection with batteries with worn or damaged posts.

Anti-corrosion - Terminal shims made of high-quality materials with good conductivity and corrosion resistance, it can effectively improve the voltage and current of the battery. Fiber washers to prevent corrosion around the battery terminals, prolong battery life.

Fitment - Lead shims provide complete coverage of 19mm tapered/tapered top post battery positives and will need to be trimmed to fit posts that need to be repaired.

Packgae Include - 10 lead gaskets for battery terminals of the same size, and 10 (5 pairs of red/green) anti-corrosion fiber gaskets for battery terminals.

Quality Guarantee, If there is any quality problem, please feel free to contact us. Refund or Replacement for any quality problem.