EK 420 SRO Sport Series O-Ring Chain
The SRO series chains offer a value-priced O-ring chain that will not compromise on quality or durability. Features include lightening holes, high-tech heat-treated steel alloys and all the exact same quality and craftsmanship that EK puts into their entire product line.
- Value O-ring chain that doesn-t compromise quality or durability
- High-tech heat-treated steel alloy construction
- O-ring seals lock in lube, lock out grit
420SRO and 428SROZ do not utilize lightening holes