Reinforced 420 chain from 101 Octane with 140 links. Durable and inexpensive. For standard and mildly tuned engines. A 140 link chain is recommended for changing ratios. This length covers almost all size changes to engine sprocket and chain and is therefore suitable as a universal chain. The chain length must therefore be adjusted. A clip chain lock is included. Pitch: 420. Length: 140 links. Tensile strength: 2000 daN (kg). Black chain lock: Clip (included)