Bullet_point: ['Centric continually innovates significant improvements to brake technology for the street and track, having earned four patents along the way', 'Every Quiet brake calliper piston phenolic or steel is replaced proper performance throughout the lifetime of the calliper', 'Package Dimensions: 6.4 L x 4.0 W x 3.1 H (inches)', 'Package Weight: 1.0 pounds'] (Page 1)