A Pair (2) Stainless Steel BSA Plunger spring top collars.

These high-quality collars are designed to if inside of the outer shroud of the upper rear suspension assembly on Plunger-frame BSA models.

Part Number: 2 x 89-4257

Material: Stainless Steel

Dimensions (Approximate):

Outer Diameter (OD): 1'15/16" (49.21mm)

Inner Diameter (ID): 1" (25.4mm)

Height: 3/8" (9.52mm)

Compatibility:

Designed to fit BSA Plunger-frame models, including:

A7, A10

May fit other models. Please verify part number and dimensions before purchasing.

Surface Finish:

Meticulously rumble-polished in a vibratory tumbler for hours, resulting in a smooth and semi-polished finish (see photos for details).

Made in the UK:

Proudly manufactured in Cornwall by CPC Engineering, supporting local craftsmanship and quality engineering.