By DELTA
Stem Extender Kit Size Int. X Ext. 0.7X0.7, 0.7X0.8, 0.7X0.9, 0.8X0.8, 0.8X0.7, 0.8X0.9. 0.9X0.9, 0.9X0.7, 0.9X0.8 Total 9 Sizes @10=90pcs
With One Box Of Stem Extender Kit You Could Solve
1) The Tape Size Of Crown Could Not Fit The Stem Of Original Movement
2 ) The Original Stem Is Not Long Enough For Your Need
Refill Code : WM-678SE-0.7x0.7