Specification Brand : Carr Lane Manufacturing BulletPoint1 : A: 1/2-13 BulletPoint2 : Initial End Force: 1 BulletPoint3 : Final End Force: 4 BulletPoint4 : B Diameter: .312 BulletPoint5 : C: 3/8 ItemName : CL-8-RHRP-S Carr Lane Manufacturing Hand-Retractable Plunger, Pull Ring, Non-Locking Type, Stainless Steel: Thread 1/2-13 ItemPackageQuantity : 1 ItemTypeKeyword : ball-nose-spring-plunger Manufacturer : Carr Lane Manufacturing Material : stainless_steel MeasurementSystem : inch PartNumber : CL-8-RHRP-S ProductDescription : Extremely compact spring-loaded plunger that stays extended by spring force except when manually held in retracted position (non-locking). Handy pull ring allows quick actuation, yet folds out of the way when not in use. Available in steel or stainless steel. Made in USA. ProductSiteLaunchDate : 2013-12-22T00:19:57.010Z SupplierDeclaredDgHzRegulation : unknown