CHAIN FLEX COUPLING 5018, BASIC NAME COUPLING NAME FLEX MODIFIER TYPE CHAIN MATERIAL STEEL SPACER SPACERLESS SIZE 5018 TORQUE 89.6 NM ADDITIONAL REQUIREMENTS SEE NOTE TRADE REFERENCE DAIDO-DID-C 5018 NOTE: – CHAIN AND ROLLER CHAIN, COMPLETE, CONSISTING OF: – DOUBLE-ROPE ROLLER CHAIN; – TWO SINGLE-ROPE SPROCKETS – STANDARD CASING MADE OF DIE-CAST ALUMINIUM ALLOY SPLIT IN THE DIRECTION PERPENDICULAR TO THE AXLE AND FIXED BY SCREWS WITH SEALING SYSTEM THROUGH ADJUSTMENT ON THE WHEELS ON ONE SIDE AND RING ON THE OTHER SIDE.