TK10 & TK11 battery tubes the same OD...?

tpcollins

Newly Enlightened
Joined
Nov 22, 2008
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91
An 18650 cannot fit in a TK10, but the TK11 accepts both 18650 and CR123. So is the OD of the TK11 battery tube larger than the TK10 or are the walls/knurling just thinner with the same OD? Thanks.
 
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