Thorn Cycles Forum
		Community => Thorn General => Topic started by: rafiki on June 09, 2021, 04:35:04 PM
		
			
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				Does anyone know the spec of the Deore Hollowtech II crank arm pinch bolts on my Sterling circa 2009? The heads are getting a bit ropey.
			
 
			
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				Have you tried here:  http://www.disraeligears.co.uk/Site/Documents_-_Shimano.html
or discussed here from that era:  https://www.mtbr.com/threads/fyi-shimano-hollowtech-crank-arm-pinch-bolts.742516/
			 
			
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				Thanks for those links. 
M6 x 19 is the answer. Shimano part number Y1G398010.