S-1002 to S-1004 Loop-End Mainsprings

Model No. : S-1002 to S-1004

8-day mainsprings for American wall clocks. These loop-end mainsprings are used in movements where barrels are not used. Individually packaged and tied with wire

  Model No.   Weight   Description
S-1002 154 gms ¾” x 0.18” x 96”
S-1003 128 gms 11/16” x 0.18” x 96”
S-1004 150 gms 5/8” x 0.18” x 96”