VertexWinderosa - Forged Replica Piston Kit (23961A) Options:Piston Kit Large area to accomodate hands

Large area to accomodate hands and levers

Robust construction using 32mm/35mm O steel tube

com/support-docs/NPDLC/Fiches/RMS-2317001B

That is the only difference between 4

Custom design for maximum cleanout and traction

VertexWinderosa - Forged Replica Piston Kit (23961A) Options:Piston Kit Large area to accomodate handsForged OE Replacement Piston Forged Replica pistons are forged OE replacements. Forged pistons are forged from 2618 aluminum for superior strength and durability. All piston skirts are coated with a high tech coating for faster break in time and increased piston life. All pistons are heat treated with a T 5 hardening and tempering cycle. Kits include piston, rings, wrist pin and circlips. Exact fit A, B, C or D pistons match your cylinder bore