Maker

Item #

Size

Description

In Stock

Price

Buy

Hampden

JA301

18/S

18s Mainspring Factory # 1696
width in mm 2.9, strength in mm 0.23
length inches 21-3/4, end T
Models Going Barrel

Yes

$39.00

Hampden

JA302

16/S

16s Mainspring Factory # 2696
width in mm 2.9, strength in mm 0.19
length inches 21-3/4, end T
Models Going Barrel

Yes

$39.00

Hampden

JA303

16/S

16s Mainspring Factory # 3696
width in mm 2.7, strength in mm 0.2
length inches 21-1/2, end T
Models Going Barrel

Yes

$39.00

Hampden

JA304

16/S

16s Mainspring Factory # 4697
width in mm 2.7, strength in mm 0.18
length inches 21, end T-BRACE
Models
Padt. Barrel -Wm. McKinley

Yes

$39.00

Hampden

JA305

16/S

16s Mainspring Factory # 5697
width in mm 2.7, strength in mm 0.165
length inches 21-1/2, end hole
Model Padt. Barrel

Yes

$39.00

Hampden

JA306

12/S

12s Mainspring Factory # 6696
width in mm 1.8, strength in mm 0.18
length inches 18-1/2, end T
Model 3/4 Plate and Bridge

Yes

$39.00

Hampden

JA307

12/S

12s Mainspring Factory # 12696
width in mm 1.4, strength in mm 0.175
length inches 19, end T
Models
Paul Revere - Nathan Hale

Yes

$39.00

Hampden

JA308

6/S

6s Mainspring Factory # 8696
width in mm 1.75, strength in mm 0.165
length inches 16-1/4, end T
Model Going Barrel

Yes

$39.00

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