Synchrotech - SYN109 1-5 Carbon Synchro Set, SP109 1-5 Synchro Springs, Brass reverse synchro and spring, BSK-H22 Bearing & Seal Kit, 1/2/3/4/5 Sleeves. - Prelude H22 M2Y4 M2F4 M2A4 - MK- SYN109Specifications: Manufacturer: Synchrotech Info: Included: Synchrotech 1 5 Pro Series Carbon Synchro Set, 1 5 synchro springs, 1 5 slider sleeves, reverse synchro and spring, Shaft bearings, and Seals Type: Kit Includes: SYN109 1 5 Carbon Synchro Set, SP109 1 5 Synchro Springs, Brass reverse synchro and spring, BSK H22 Bearing & Seal Kit, 1 2 3 4 5 Sleeves. additional notes: Fitting: M2Y4 M2A4 M2F4 M2B4 T2T4 Included: 1 5 Pro Series Carbon Lined