RK Chain Cutter and Press Fit Tool The RK Chain Cutter and Press Fit Tool streamlines motorcycle chain maintenance for both mechanics and enthusiasts. Engineered to handle 40 and 50 series chains, it effortlessly breaks chains and presses side plates to their precise depth, ensuring optimal installation for clip and rivet-type master links. Its design features a sturdier body with components that securely interlock, a larger pressure bolt, and a comfortable grip handle for enhanced control. Additionally, it includes a reversible press-fit plate holder and an improved rivet flare pin with a guard to prevent over-riveting, guaranteeing uniform outcomes. Durably constructed, it comes with a limited lifetime warranty on the body and offers replaceable parts, making it a reliable choice for both shop and garage settings, delivering consistent performance for regular maintenance and chain installation tasks. Features: Breaks 40 and 50 series chains quickly and efficiently Press-fits O-ring chain side plates to correct depth for clip or rivet links Rivets RK-style master links with controlled flare pin design Redesigned tool body with locking components for easier operation Larger pressure bolt and sure-grip handle for improved leverage and control Reversible plate holder for clip-type and rivet-type installations Flare guard prevents over-riveting and damage to components Limited lifetime warranty on tool body Replaceable pins and components available for extended service life Compatible with 40 and 50 series chains (additional parts required for 415/420/428) Not compatible with 530Prodr chains