Production run pens are standard lengths with a tiny bit of variation depending on if the blank was long enough for example.
Slim pens are 120 mm open from tip of nib to end of barrel, 131 mm closed, and 158 mm posted.
Small size pens are 134 mm open, 145 mm closed, and 175 mm posted.
Medium are 137 mm open, 151 mm closed, and 180 mm posted.
Large and Oversize are…
Townsend C have cone ends.
SEM Pink/green ebonite and clear acrylic – piston filler – $250 steel nib, $360 gold nib – medium
SEM Nikko Peacock ripple and clear acrylic – piston filler – $250 steel nib, $360 gold nib – medium
Slim – Autumn Ripple ebonite – $195 
Slim – Davis Blue/Yellow sparkle – $160
Slim – Peacock Swirl ebonite – $195
Medium – D Squared Sushi Swirl, clip – $180
Medium – D Squared Sushi Swirl – $165
Small – D Squared Blended Sushi – $165
Small – D Squared Ocean Break – $165
Townsend Small – Brooks Rainbow Hair Braid – $165
Townsend Small – Hinze Arabian Nights – $165
Townsend C – Small – Bob Dupras Tuscan Gardens Lite – $165
Small – Lime Water, $150
Small – Townsend C – Dupras red steel, $165
Small – Black resin, $150
Townsend C – Nikko Old Rose ebonite, $200
SEM blue wave and Nikko blue ebonite, sterling band, $250
Townsend C – Nikko Turquoise Rose ebonite, $200
Small
Bob Dupras Blue w/ white flecks, $150
Dens Neon Gold, $160
Townsend C – Bob Dupras Brick red, $165
Slim – Townsend C – Peach stain glass chunk acrylic, $150
