Sram PC-991 Powerchain
Sram's PowerChain II Series represents a new standard in SRAM Chains, The Powerchian ii platform combines bulged outer plates with new smoother shifting inner plate design and the strength of Sram's exclusive PowerLink.
Sram have also increased the chains puch pin power over there older series chains. PC-991 Represents Srams premium Power Chain II Offering.
The PC-991 features an inner plate and outer plate design that offers faster and more accurate shifting in all conditions. With Nickel plated outer and inner plates, the PC-991 is also one SRAMS best looking chains with the exclusive PowerLink, the strongest way to close a chain. 9 Speed Compatible.
Shimano and Sram 9 Speed Compatible