Which stringing machines have a dual-action swivel clamp base without spring-action lever?
Vendor Stringing Machine Models Alpha Sports: Pioneer DC, Revo 3000, Axis, Blu-DC Plus, Power Edge, Ultra Edge III Approach Tennis: S-3, M-1 Czech Sports: CT-750TD, CT-750FD Gamma Sports: Progression 602FC, Es II, ST II, 5003, 6004, 6002 Es, 7000 Es, 6500 Els, 7500 Els Guterman (NRC Sports): AG602S, AG603S, AG604S, AG607 Silent Partner: SC, FL, DG SP.IN Japan Co.: Arc-Table21N, Arc-Pro21N, Arc-Top21N, Neon CX21(T), Neon CX21(S), Neon JX21 Maxline: Eagnas EAGNAS Easy-3, Hawk 80, Hawk 800, Hawk 820, GA, GB, GC • Why do the spring-action levers make stringing faster and easier? The dual-action swivel clamp bases with spring-action levers make stringing much faster and easier, because they have the built-in springs. You do not have to use muscle to operate them. You just need one-eighth turn to lock and release the base. Without the spring-action lever, you need to use muscle to latch the clamp base to the turntable. The disadvantage of not having spring-action levers is: not easy to latch