JE Machine Tech AR-10 Thread Protector w/Crush Washer .308/7.62 5/8x24 Silver. 62/.308 Thread Protector 5/8x24 TPI includes crush washer-black-made in specialized factories Specifications for JE Machine Tech AR-10 Thread Protector w/Crush Washer: Manufacturer: JE Machine Tech Additional Features: .308/7.62 Color: Silver Gun Model: AR-10 Threads per Inch: 5/8x24 Fabric/Material: Steel Features of JE Machine Tech AR-10 Thread Protector w/Crush Washer: 5/8 inches Package Contents: JE Machine Tech AR-10 Thread Protector w/Crush Washer The J&E Machine Tech AR-10 .308/7.62 Thread Protector w/Crush Washer is a quality addition to the JE Machine Tech lineup. For more great deals on Muzzle Devices by JE Machine Tech please browse our J & E Machine Tech Gun Parts page. What firearm models does the manufacturer say JE Machine Tech AR-10 Thread Protector w/Crush Washer is compatible with? The manufacturer says that JE Machine Tech AR-10 Thread Protector w/Crush Washer is compatible with AR-10JE Machine Tech PS-TP3S: AR-10 .308/7.62 Thread Protector w/Crush Washer 5/8x24 Silver