American Rivetted Loop End Mainsprings: 1/2" (12.7mm)
£ 9.72 each
American Rivetted Loop End Mainsprings: 9/16" (14.3mm)
£ 6.75 each
American Rivetted Loop End Mainsprings: 5/8" (15.9mm)
£ 11.50 each
American Rivetted Loop End Mainsprings: 11/16" (17.5mm)
£ 11.25 each
American Rivetted Loop End Mainsprings: 3/4" (19.1mm)
£ 17.35 each
