All these jig hooks are available in smaller sizes:

Dohiku:


https://www.detteflies.com/dohiku_j


Daiichi 4640:


http://hareline.com/d4640.html


Daiichi 4647:


http://hareline.com/d4647.html


Hends:


http://troutlegend.com/store2/index....product_id=169


Knapek:

http://troutlegend.com/store2/index....product_id=140


Hanak (all of the competion jig hooks are available through Umpqua):


http://www.performanceflies.com/product-p/h-470bl.htm


PT/TB