TRABOCCHI LOCK RING – SAE 1045 STEEL

Manufactured from SAE 1045 medium-carbon steel, selected for its excellent combination of mechanical strength, toughness, and durability. This material is well suited for heat and thermochemical treatments that increase surface hardness and wear resistance, contributing to extended component service life.

Designed for fixed-gear drivetrains, its robust construction helps withstand the high loads generated during acceleration, skid braking, and intensive use on both the track and in urban riding environments.

Features

• Manufactured from SAE 1045 steel.

• Heat-treated to improve hardness and wear resistance.

• Four engagement points for secure installation and proper tightening torque.

• High-definition laser engraving.

• Durable technical black finish with a clean, professional appearance.

Specifications

• Inner Diameter: 33 mm.

• Thread: 28 TPI.

• Outer Diameter: 42 mm.

• Engagement System: 4-notch design.

• Material: Heat-treated SAE 1045 steel.

Application

Developed for Trabocchi hubs and compatible with fixed-gear systems using a 28 TPI lock ring.