Caliper Seal Kit and Pistons for V-rod, Sportster, and Big Twin modelsCaliper Seal Kit and Pistons for V rod, Sportster, and Big Twin models Do you have a leaky caliper that makes you feel like you're about to meet your maker? Fear not, this Cycle Craft kit will get you back to trusting your brakes! This high quality kit is complete for rebuilding your caliper. Features: Neoprene seals are required when rebuilding calipers on Harley models Front and rear kit includes seal and dust boot