Multiple K-mount and Screw Mount body and lens (front and rear) caps. $3 each
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M-42 to K-Mount adapters. $5
Also Spotmatic Flash shoe holder which also fits other cameras and earlier pre-Spotmatic models. $3.
You will also see pictured a 6 foot extension (3 contact) for pentax flash units. Mounts on hot shoe. Allows use of dual flash exposure or off camera direct exposure from the hot foot. - $5
M - Model body viewfinder-blind and several Pentax straps also. Spotmatic and later model straps. ($3 to $6 each)