Headset parts

100% CNC machined 7075 alloy Bolts >M8x0.75x7mm L (Outer Ring) Nuts >M8x0.75x5mm L (Outer Ring) Color: Black/ Blue/ Red/ Gold/ Orange/ Green packed: 5 bolts/ 5 nuts

  MTB BSA frame / BB shell width 68/73 mm. with 30mm diameter cranks spindle. #6806 ceramic bearings. Shimano BSA / fits 30mm cranks in BSA bottom bracket shells.

ROAD Racing Spacers*2 BB Shell Width 68  

Headset parts

Spare Part

AEROZINE PF30 → BSA Adapter The simplest modification method. Hassle-free! Retains the original BSA bottom bracket, ready to use with a simple conversion, stable and lightweight.

  Road BSA frame / BB shell width 68 mm. with 30mm diameter cranks spindle. #6806 bearings. Shimano BSA / fits 30mm cranks in BSA bottom bracket shells.

  BB86 BB89.5 BB92 frame. with 24mm diameter cranks spindle. #6805 ceramic bearings.

BSA frame / BB shell width 68mm for ROAD with 30mm diameter cranks spindle. #6806 ceramic bearings

BSA ITA24-C Bottom Brackets for Road racing (Italian thread)

Internal Headset

External Headset

Integrated headset

Internal Headset

  T47 frame / BB shell width 68 mm. with 24mm diameter cranks spindle. #6805 ceramic bearings. fits 68mm shell widths with 24mm spindles.

  ThreadFit T47 86mm and 92mm shell widths system frames. widths with 30mm spindles. #6806 ceramic bearings.

Material: Aluminum 7075T6 hyper accurate Fully CNC-machined 5 bolts BCD 130mm Compatible with SRAM DIRECT MOUNT crank arm Available versions: Single ring or Double rings Finishing: hard anodized. Color: Blast Black | Blast Grey | Blast Blue | Blast Red | Blast Gold | Blast Green | Blast Purple Included chainring bolts (bolts *5/ nuts *5)

AEROZINE Road Rings – 5-Bolt BCD130 Shimano 10/11/12s Compatible – Perfect for Road Cranks CNC Machined AL7075 – Lightweight & Ultra-Strong Double Ring 53-39T – Smooth, Precise Shifting Sleek Black Finish – Ideal for Boutique DIY Builds Upgrade Your Crank. Elevate Your Ride.

AEROZINE Road 2X Double Chainring (BCD110mm) – CNC 7075-T6 aluminum, 4-Bolt BCD110 SHIMANO interface.Compatible with SHIMANO / SRAM 10–12s road drivetrains, delivering smooth shifting, lightweight precision, and premium DIY upgrade performance.