 I just picked up a $3. pair of smaalll needle-nosed pliers from Harbor Freight Tools. They fit in the slots of the HK rear sight drum and let you rotate it for elevation.
  I just picked up a $3. pair of smaalll needle-nosed pliers from Harbor Freight Tools. They fit in the slots of the HK rear sight drum and let you rotate it for elevation. Thanks to RobertRTG.com for the free tip.... OMG why make/sell a outrageously expensive tool for this.....

 
	 
	 
	 
	 
	