The Rollcage rim is a more affordable version of G-sports Ribcage rim. The Rollcage is made from 6061-T6 aluminium and uses a similar cross-section to that of the ribcage. The rims uses a cross lace spoke pattern and a slightly narrower width at 34mm ###section### Product Specs WHEEL SIZE: 20" SEAM: Welded ERD: 389mm HEIGHT: 17mm WIDTH: 34mm SPOKE HOLES: 36h WEIGHT: 450g / 15.9oz