Customized version of http://www.thingiverse.com/thing:52295

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=52295

Using the following options:

bottom_surface_width = 0.25
bottom_style = 1
bracelet_size = 65
font_height = 10
build_plate_manual_y = 100
build_plate_manual_x = 100
bottom_thinkness_in_millimeters = 3
top_thinkness_in_millimeters = 5
emboss_or_engrave = 1
inscription = BFF
top_surface_width_in_millimeters = 20
build_plate_selector = 0
font = write/knewave.dxf
font_depth = 2