Gold & Platinum 7.1mm Guardian II Positive Locking Post & Back Sets Jump and Split Rings Rinse barrels and media thoroughly

Rinse barrels and media thoroughly after each use

Slow rotary action provides controlled and even surface finishing

True Size Ring Mandrels are available separately

Small form factor ideal for delicate and lightweight jewelry designs

Steel shot must not be used in the UV-45

Gold & Platinum 7.1mm Guardian II Positive Locking Post & Back Sets Jump and Split Rings Rinse barrels and media thoroughlyThe Guardian II Positive Locking Post & Back Sets are the professional standard for secure fine jewelry earring findings. Each set pairs a 7. 1mm outside diameter Guardian II Comfort Trigger ear nut with a matching 2 notched ear post, sold together as a single set. Positive locking backs have been trusted since the French introduced the ZOP system in the late 20th centurythe Guardian II refines that legacy with larger, easier to use comfort triggers