Ergo Armrests For Bike Handlebars Profile Design Sonic/Ergo/4525a Aerobar, Negro, Pila De 55 Mm - 135 Mm Triathlon Aerobars The extensions additionally have a 7., 5mm lateral shift per side, allowing finer tuning of the grip width. Profile Design Sonic/Ergo/4525a Aerobar, Black, 55mm - 135mm Stack ; Brand: Profile Designs. Best Bike Handlebars based on Easy to Install, Packaging, Build Quality, Overall Satisfaction Sonic Ergo 45/25a Aerobar Made from aluminium, they are directly compatible with 31.8 mm road bars. The 4525A version features unique which share the aerodynamics of the S-bend with the... The 400mm long 4525a extensions have an initial section at a 45 degree angle, while the grip portion of the extension is angled at 25 degrees. Profile Design Sonic Ergo Aerobar 4525a, Sports Equipment, Bicycles Department name: Unisex; Included components: Handlebars
