Pentax 21mm SMC XL 1.25" eyepiece in excellent condition. Flawless optics. Very light scuffs on tube from placing and removing eyepiece from ring clamp of a Maxbright diagonal. It has both caps and a round plastic bolt case. There was another one for sale but it has been sold.
$190, firm. Price includes FedEx ground shipping, insurance, and tracking number in CONUS only. Money order or Paypal + 3%.