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Fit Information: here's a quick summary of the knives which fit in this sheath.
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(thanks to philllll

Bahadur - 18"
(thanks to Bawanna and philllll

KLVUK
(thanks to stickfred

Katunje - 15.75"
WWII -16.5"
18th Century - 18.5" (cho shows, maybe 1.25")
Hanuman - 18.75" (tight, about 1/8" shows)
Baby Ganga Ram Special - 18" (.5" shows)
ASTK - 17.75" (.5" shows)
CAK - 16.25"
Ek Chirra Chitlangi - 18"
Chainpuri - 18.5"
Gelbu Special - 18.5" (.5" shows)
Salyan - 15.5"
Malla - 18"
Uncle Bill Especiale - 18.5" (.25" of spine shows at opening due to tip coming back up)
(thanks to alexs

Foxy Folly - 17.5"
Baby Ganga Ram Special - 16.75"
BGRS/Bonecutter - 16.25"
CAK - 16.5"
M-43 - 18.5" (with some blade behind the cho showing)
Tamang - 16" ("just for kicks")
(thanks to warty

YCS - 18.5"
Friendship Knife
(thanks to Yangdu

WWII - 16.5"
WWII - 18"
Foxy Folly - 16.5"
CAK - 16.5"
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