Bright Moon Roller Ink Refill will fit in place of Hauser 6111 777sf and 6111 707sf refills as well as all standard size roller ball refills. The refill has a 0.6mm medium ball and lays down a fairly bold "juicy" ink line. Available in black or blue ink. Made in Taiwan! Price is per refill. Length - 4 5/16" (11cm); Diameter - .245" (0.62cm)
The above refills fit most standard capped rollerball pens
