| Comparison : | Item # PF11-032-0, Large knob, spring-loaded –  Types PF11, PF12 and PF15 - Unified Item # PF11-032-0, Large knob, spring-loaded –  Types PF11, PF12 and PF15 - Unified
 Item # PF11-032-0BL, Large knob, spring-loaded –  Types PF11, PF12 and PF15 - Unified
 Item # PF11-032-0BL, Large knob, spring-loaded –  Types PF11, PF12 and PF15 - Unified
 Item # PF11-032-1, Large knob, spring-loaded –  Types PF11, PF12 and PF15 - Unified
 
 |