12B-3SLR Donghua SLR (Self Lubricating Roller) drive chain

Donghua SLR drive chains are built with chemical nickel plated pins and hardened sinter steel bushes. These components are self-lubricating. All other parts are Nickel Plated and protected against rust. Donghua SLR roller chains are used in applications where maintenance is not possible. Re-lubrication is not needed and not recommended. The outside of these SLR Roller Chains is dry. Manufactured to ISO 606 DIN8187, this British Standard Drive chain is pre-loaded, has seamless rollers and comes marked with a production batch code number for complete traceability. All Donghua chains are sealed in plastic bags and packed in cardboard boxes with clear descriptions and safety instructions according to ISO 606 DIN8187 Standard packaging size is 5 meters per box, reels are available on request.