RCF AC-4 Caster Set Lock | 4in Locking Casters (Set of 4) | For RCF Subwoofers
RCF AC-4 Caster Set Lock Competitive Differences. Optimized for use with RCF subwoofers. Compatible with RCF subwoofers. AC-4 Caster Set Lock Features. AC-4 Caster Set Lock Specifications. Locking: Yes (each caster).