R&G Offset Cotton Reel Swingarm Spools Honda '17- CBR1000RR/SP/SP2, '20- CBR1000RR-R Fireblade/SP

Cotton reels are oversize paddock stand bobbins, which screw into the paddock stand holes in your swingarm. They offer the dual purpose of protecting your swingarm and enabling the bike to be lifted on a rear stand.