Chevron down icon Chevron down icon Zoom icon Click to expand Tap to zoom PK-3298 Set of 2 Top Knobs for Marshall Amp $6.00 SKU PK-3298-010 Silver cap - $6.00 COLOR: Silver cap 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Knobs (2) for Marshall amps, brass insert and set screw.