You simply push them into the end of your drop handlebars to fit them. They should fit most model of drop handlebars.
HANEVEAR Bicycle Handlebar Extension, 2 in 1 Bicycle Grips Handlebar Extender for Children, MTB Handlebar Attachment for Cycling with Children, GPS, Camera, Torch Enjoy Riding Together
Jgbike 31.8mm MTB Rise Handlebar, Aluminum Alloy 720mm 780mm Handlebar for Mountain Bike Bicycle MTB XC Trail DH,e-Bike, Fat Bike Bicycle handlebar
Handlebar Extension, Triathlon Handlebar Road Bike TT Rest Bar Time Trial Bicycle Handlebar Handlebar Armrest Clip from Aluminum Alloy for Mountain Bikes (Black)
Cycling AeroComfort Bicycle Handlebar Aerodynamics Aluminium Bicycle Handlebar, for TT Handlebar Mountain Road Bike Cycling Race for TRIATHLON(0603 type)
Bike Handlebar MTB Mountain Bike Handlebar 31.8 mm MTB Riser Bicycle Handlebar Aluminium Alloy Bicycle Riser Bars 720mm 780mm
