The "UI" in Nitto UI-21EX stands for "Ultimate Ideal.". Nitto NJ PROAA Quill Stem Column Size 22.2mm Bore Clamp 25.4mm Silver All Sizes. Bar Clamp: 31.8mm. Nitto MX-2 Old School BMX Handlebar Quill Stem All Colours.
Nitto MT Stem Column Adaptor: 1-1/4" Threaded Fork to 1-1/8" Threadless Stem
Nitto Pearl Stem 90mm
NITTO MX-2 STEM - Old School BMX - For 21.18mm Steerer & 22.2 Clamp CROMO
NITTO Young Quill Stem | 25.4mm
Nitto Deluxe NTC-DX-190 26mm Quill Stem All Sizes
Nitto Pearl 8 Quill Stem 1” Threaded 80mm 25.4
