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Spanner  Wrench- This spanner wrench is used for adjusting and disassembling Roto-Joints used in  all UMI Performance products. Over time if the delrin race inside the  Roto-Joint would wear the spanner wrench is used to tighten the adjusting ring  applying more pressure to the delrin inside. The spanner wrench is also used to  disassemble the Roto-Joint for cleaning, inspection and rebuilding.
 
													     
									





