K271.  Iron tsuba with very prominant tekkotsu.  7 x 7.2 x .4 cm.  The nakago hitsu-ana is .7 x 2.6 cm.  There was a great variety of design and style in the box of 108 tsuba that was discovered untouched for 100 years in a kura (storehouse) in Japan and this piece is no exception.  Tekkotsu everywhere, on the plate and rim.  Condition is great.  $150.