KMC X12 12 Speed Chain - Aurora Limited Edition GSREDE1 Dual density handle for tough

Dual density handle for tough grip

but this is not absolutely necessary

Using the combination of Secret Chain Blend and Secret Chain Lube can dramatically extend the chain and drivetrain component life (up to 10x)

2 Chain Checker is a drop-in style gauge that measures bicycle chain wear

KMC X12 12 Speed Chain - Aurora Limited Edition GSREDE1 Dual density handle for toughKMCs latest breakthrough in chain technology. Our new 12 speed compatible chain out performs the competition in every aspect! One Chain for All 100% compatibility on all leading derailleur systems. Asymmetrical chamfering avoids interference. Impeccable precision. Phenomenal shifting performance. Compatible with SRAM & Shimano 12 Speed Eagle MTB or Campagnolo Road 12 Speed Drivetrains Specifications 1 2" x 11 128" 126 Links 12 Speed Hi Performance