MODEL NR21 - TUBE TYPE IRC275-17$36.99 2.75/3.00 X 17" INNER TUBE ALL CT90/110 SOME C70'S (2.75/300x17) THIS WILL FIT ALL CT90's AND CT110's 275/300x17tube$5.99 RIM STRAP 17" NOW DO A GOOD JOB AND REPLACE THE STRAP WHEN REPLACING THOSE OLD TIRES. (: R/S-17-S$1.49