P/S Locking Headset Spacer, 8mm, Black

The P/S Locking Headset Spacer, 8mm, Black is a smart and practical solution for riders and bike mechanics who want to maintain precise headset adjustment during stem removal or replacement. Designed by Problem Solvers, this locking spacer helps simplify bicycle maintenance, shipping, and reassembly without disturbing headset preload settings. Its compact and lightweight construction keeps your cockpit setup clean while offering reliable functionality for regular workshop use or travel preparation. Made from high-quality CNC-machined AL-6061-T6 aluminum, this spacer delivers excellent durability and long-lasting performance. The 8mm stack height and standard 34.5mm outer diameter allow it to blend seamlessly with most aluminum headset spacers. Whether you are building a bike, displaying a frameset, or packing your bicycle for transport, this locking headset spacer offers dependable convenience and precision.

Key Features

• Function: Maintains headset adjustment during stem removal or replacement

• Design: Compact, lightweight, and unobtrusive construction

• Material: CNC-machined AL-6061-T6 aluminum for durability

• Compatibility: Fits 1-1/8" threadless steerer tubes

• Spacer Height: 8mm stack height for clean cockpit integration

• Outer Diameter: 34.5mm to match most aluminum stack spacers

• Installation: Uses a 4mm stainless steel bolt with 3mm hex key

• Usage Benefit: Simplifies bicycle disassembly and reassembly for shipping

• Workshop Friendly: Useful for bike shops and frameset displays

• Finish: Sleek black finish for a clean professional appearance

Product Specifications

• Brand: Problem Solvers

• Product Type: Locking Headset Spacer

• Color: Black

• Thickness: 8 mm

• Steerer Tube Compatibility: 1-1/8" Threadless

• Material: Aluminum

• Construction: CNC-machined AL-6061-T6

• Outer Diameter: 34.5 mm

• Bolt Material: Stainless Steel

• Bolt Size: 4 mm

• Tool Requirement: 3 mm Hex Key

Build Quality & Design

• Precision Engineering: CNC-machined construction ensures accurate fitment and reliable performance

• Lightweight Structure: Adds minimal weight while maintaining strong support

• Clean Appearance: Compact design keeps the cockpit neat and uncluttered

• Durable Finish: Black anodized surface resists wear and corrosion over time

• Workshop Ready: Built for repeated maintenance, bike transport, and assembly tasks

Easy Operation / Usage

• Install the locking spacer onto a compatible 1-1/8" threadless steerer tube

• Tighten using a 3mm hex key for secure headset adjustment retention

• Remove or replace the stem without disturbing headset preload settings

• Ideal for bike packing, transport, servicing, and frameset display setups

Why Choose This Product

• Helps preserve accurate headset adjustment during maintenance

• Makes bicycle assembly and shipping more convenient

• Durable aluminum construction ensures long-term reliability

• Lightweight and compact without affecting cockpit aesthetics

• Trusted Problem Solvers design for workshop-grade performance

• Perfect for mechanics, bike travelers, and cycling enthusiasts

In the Box

• P/S Locking Headset Spacer, 8mm, Black

• Stainless Steel Bolt