3 x Specially Designed HD9 Version 1 Pro Bobbins
LARGE JUMBO METAL ALLOY BOBBINS Part No. 770591001
These are VERSION 1 HD9 FITTING ONLY
1.4 x Larger Bobbin
The side-loading Jumbo Bobbin holds 40% more thread than normal bobbins.
3 x Specially Designed HD9 Version 1 Pro Bobbins
LARGE JUMBO METAL ALLOY BOBBINS Part No. 770591001
These are VERSION 1 HD9 FITTING ONLY
1.4 x Larger Bobbin
The side-loading Jumbo Bobbin holds 40% more thread than normal bobbins.