SUGINO SUPER ZEN144 BK Chainring Review August 14, 2018 Gooze No Comments Drivetrain Components P.C.D. : 144mm Chain Size : 1/2″ x 1/8″ Teeth : 44T – 55T Surface : S3 BLACK (Super Smooth Surface) NON NJS Post navigation ← 2011 Selle SMP Dynamic Cycling Saddle – Black ReviewGTRO 3-speed planetary crankset Review →