The new Abex RSD drum brake block includes three application-specific
formulations engineered to enhance overall performance while meeting the
new FMVSS 121-reduced stopping distance requirements: RN - Premium
organic, 20,000-pound axle rating, copper-free formulation; RSM -
Premium semi-metallic, 29,000-pound axle rating, for RSD and severe
service applications; and RSC - Premium semi-metallic combo formulation,
23,000-pound axle rating. All Abex brake blocks ensure superior elasticity
and exceptional fl exural strength for enhanced resistance to cracking.