BSA PLUNGER FRAME SPRING M20 M21 B31 B32 B33 B34 A7 A10 89-4259


This is a brand new rear plunger frame bottom (lighter) spring. Sold as each.

Fits: All BSA M20, M21, B31, B32, B33, B34, A7, A10 and Goldstar with plunger frame.

Total length: 6 1/4″
Outside diameter: 1 1/8″
Thickness of coil: 3/16″ (4mm)

Part number: 89-4259


In stock

SKU: 54-3006 Category:

Additional information

Weight 23 oz