Feature:AC belt tensioner is made of good quality materials to improve reliability and durability.Easy to install, direct replacement for the old or broken belt idler tensioner, no need to make any changes, match the old., good performance, and long service life.This is a non-OEM product, accessory only! Specification:Color: Silver Tone, BlackMaterial: MetalType: Drive Belt Tension PulleySize 1: 7.9cm/3.11"Size 2: 9.3cm/3.66"Size 3: 12cm/4.72"Size 4: 9cm/3.54"Dimension: 17.3x10.5x9cm / 6.81"x4.13"x3.
