Best Kaba Peaks KB-B21 master Key Blank / KB / Locksmith. 7 pin blanks.
These blanks are specially milled to fit
B1 and B 2 cores
50 per box. NOTE they do not come in original boxes. have as many as 8 boxes of 50
I also have these in 10 packs.
Flat usps shipping
Usually ships within 5 business days