At DMG Motorsports, we present the RK EXCEL MASTER LINK BL420MRU CLIP BLACK, a clip-type master link designed for RK EXCEL MRU sealed 420 chains. Its proprietary Ultra Thin Seal U-Rings help deliver sealed-chain performance with the weight of a non-sealed chain.

Features:

• RK EXCEL MRU Ultra Thin Seal U-Rings
• Seal thickness is less than 50% of the most common O-ring seal
• Designed for longer chain life than comparable non-sealed 420 chains
• Requires fewer chain adjustments compared to non-sealed 420 chains
• Tensile strength: 4,540 lbs
• Maximum displacement rating: 150cc street and 150cc off-road
• Maximum horsepower: 25 HP
• Weight: 1.74 lbs
• Maximum chain width: 17.1mm
• Clip-type master link included
• Black finish