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RK 428 MXZ1 Chain (120 Links) – Natural Upgrade your mini MX/SX drivetrain with the RK 428 MXZ1 Drive Chain from RK—built for hard racing use and reliable power transfer. This 428 size chain features Chromoly steel strength, seamless roller and bushing design, and heavy-duty construction for consistent performance. Key Features Heavy duty MXZ1 mini racing chains designed for mini MX and SX competition. Chromoly steel construction with seamless rollers and bushings for durability and smooth operation. Oversized special alloy pins to add extra strength under load. Clip-type master link for straightforward installation. Specifications Chain Type: 428 MXZ1 (Model: MXZ1 Series) Size: 428 Number of Links: 120 Seal Type: Non-Seal Tensile Strength: 27 kN (6070 lb) Material: Steel Riding Style: Street Color/Finish: Natural Connector Type: Clip Fits up to 150 cc (street/offroad). Sold each . Weight: 2.85 lbs. Dimensions: 10" x 4" x 1".
Heavy duty MXZ1 Mini Racing chains made for mini MX and SX racing
MXZ1 chains feature Chromoly steel construction with seamless rollers and bushings