Shimano octalink, how to tighten

andy83

Ok getting all excited that just put my new bottom bracket in and crank arm but realised my allan key is not big enough to tighten the spacer, do i need a specific tool or just a bigger alan key

thanks

nicklouse

if HT 1 just a bigger allen key.

andy83

yea it is a hollowtech one, thanks again nick for your quick response

supersonic

Mine is a 10mm.