Fly Racing Werx-R Carbon BMX Race Helmet-Black Carbon Helmet Size:Adult X-Small thinned out the lower stress

thinned out the lower stress spots and reduced the size of the crossbar to shed even more weight

Used for cassette removal

Fits 1-1/8”

Combined with aluminum nipples you could be saving almost 50 grams per wheel versus straight 15 gauge spokes with brass nipples

rotor spacer

Fly Racing Werx-R Carbon BMX Race Helmet-Black Carbon Helmet Size:Adult X-Small thinned out the lower stressThe Fly Racing Werx R Carbon BMX Race Helmet Black Carbon is the ultimate in protection and weight savings. Featuring a 12K carbon fiber shell, Adaptive Impact System, and expanded volume EPS to give you the softest landing possible when things go off track. Keeping you cool under pressure is Fly Racings CoolMax washable and replaceable lining system and their True Functional Ventilation system. AIS Adaptive Impact System describes the head to shell