1.Type:Ball Spring 2.Material: SS, carbon steel, 3.Size: M2 ... 1/4-20 4,High quality,cheap price 1.Type: Ball spring2. Material: Stainless steel, carbon steel3. Thread Size: ... Finish: Zinc plated, passivated, Nickle plated5. Packing: Outer carton with inner ploybag6. Delivery time:10-15days7. MOQ: 1000pcs 8. ... -standard available Threaded delrin body Staniless steel press-in ball nose spring plunger