Protect your tanks threads fom getting stripped. Also Holds a Spare O-ring. Works GREAT with N2 Screw in tanks. Made by ACI.
Overall Rating for Thread Protectors w/Spare O-ring
(based on 7 reviews)
Thread Protectors w/Spare O-ring
By JC on October 3, 2008
This will keep ur threads from being damaged when in storage or traveling.
thread protector
By TK on January 23, 2008
great product saved a couple tanks from getting damaged with this product on
thread protector
By TK on January 23, 2008
great product saved a couple tanks from getting damaged with this product on
Thread cover
By John on December 28, 2007
Will do the job
Thread cover
By John on December 28, 2007
Will do the job
thread prot
By nate on August 27, 2007
product is well made but not what is advertised. The top is scalloped to get a good grip but the lip to store a spare o-ring is gone. The picture in the web ad is a different design
thread prot
By nate on August 27, 2007
product is well made but not what is advertised. The top is scalloped to get a good grip but the lip to store a spare o-ring is gone. The picture in the web ad is a different design
By 
This will keep ur threads from being damaged when in storage or traveling.
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