FIG. 1 is an upper perspective view of the knob attachment for a firearm bolt handle.
FIG. 2 is a lower perspective view of the knob attachment for a firearm bolt handle.
FIG. 3 is top plan view of the knob attachment for a firearm bolt handle.
FIG. 4 is a bottom plan view of the knob attachment for a firearm bolt handle.
FIG. 5 is right elevation of the knob attachment for a firearm bolt handle.
FIG. 6 is a left elevation of the knob attachment for a firearm bolt handle.
FIG. 7 is an upper perspective view of the top half of the knob attachment for a firearm bolt handle.
FIG. 8 is a lower perspective view of the bottom half of the knob attachment for a firearm bolt handle.
FIG. 9 is a lower perspective view of the top half of the knob attachment for a firearm bolt handle.
FIG. 10 is an upper perspective view of the bottom half of the knob attachment for a firearm bolt handle.
FIG. 11 is an exploded perspective view of the knob attachment for a firearm bolt handle.
FIG. 12 is rear elevation of the knob attachment for a firearm bolt handle, mounted upon a firearm bolt handle, the front elevation being a mirror image thereof.
FIG. 13 is an upper perspective view of the knob attachment for a firearm bolt handle mounted upon a firearm bolt handle.
FIG. 14 is a top plan view of the knob attachment for a firearm bolt handle mounted upon a firearm bolt handle.
FIG. 15 is a bottom plan view of the knob attachment for a firearm bolt handle mounted upon a firearm bolt handle.
FIG. 16 is an exploded elevation view of the knob attachment for a firearm bolt handle.
FIG. 17 is an exploded elevation view of the knob attachment for a firearm bolt handle mounted upon a firearm bolt handle; and,
FIG. 18 is an exploded perspective view of the knob attachment for a firearm bolt handle mounted upon a firearm bolt handle.
The broken lines in FIGS. 5 and 9-18 depict interior structural elements and usage and are illustrative of environment and not intended to form a part of the claimed design.