Würth Baer Supply CompanyWürth Baer Supply Company•Built For Those Who Build The World™
    (800) 289-2237
    Vernon Hills, IL
    (800) 289-2237
    Vernon Hills, IL
    Home
    Sign in / Register
    • Quick Order
    • Quotes
    • Promotions
    • Careers
    • Help
    • Contact
    Mobile app

    Why Shop With Us?

    • Lorry and clock graphic

      BUY "YOUR WAY"

      Order by 24/7 by web, contact our sales reps or call by phone.

    • Shopping bag with heart graphic

      One Stop Shop

      What you need, when you need it, all in one place.

    • Trolley graphic

      Next Day Delivery

      Most orders ship same day.

    • Supprt headphone graphic

      Expert Support Team

      Advice and support from knowledgeable professionals.

    Need help? Call(800) 289-2237

    Company Information

    • About Our Company
    • Who is Reinhold Würth?
    • Contact Us / Locations
    • Return Policy
    • Shipping Policy
    • Careers
    • Sales Tax and Exemption
    • Credit Application
    • ACH / e-Check Registration
    • Terms & Conditions
    • Privacy Notice
    • Accessibility Statement
    • Help
    • FAQ
    • Pay Invoices Online

    Shop With Us

    • Shop by Brand
    • Clearance
    • Daily Discounts
    • Catalogs
    • Vendor Literature
    • Download Our Mobile App

    Services

    • SAM.gov - CAGE Code: 1UXJ6
    • Architects & Designers Portal
    • ORSY - Inventory Management Solution
    • Machinery

    Contact

    • Toll-free (800) 289-2237
    • Website Support (800) 944-2237 x4444
    • Support via Text / SMS (800) 289-2237
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    • Our Blog (opens in a new tab)
    • LinkedIn (opens in a new tab)
    • Facebook (opens in a new tab)
    • Instagram (opens in a new tab)
    • YouTube (opens in a new tab)
    • TikTok (opens in a new tab)
    • Pinterest (opens in a new tab)
    • X (formerly Twitter) (opens in a new tab)
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    Approved US Government VendorCage Code: 1UXJ6

    Copyright © 2004-2026, Würth Baer Supply Company. All Rights Reserved.

    Terms & ConditionsPrivacy NoticeAccessibilityDo Not Sell My Personal InformationWürth ComplianceSite FeedbackSitemap
    0Cart
    0Cart
    Ladder Hardware
    1. Home
    2. Builders Hardware
    3. Ladder Hardware
    Item # QG400402 • Mfr # QG.4004.02

    48" Extension Rail for Rolling Library Ladder, Satin Nickel Finish

    Description

    48" Extension Rail For Rolling Library Ladder Runs

    48" extension rail for rolling library ladder extends an existing Quiet Glide rail run, giving additional travel for the ladder along a straight section. The satin nickel finish creates a consistent look with satin nickel ladder hardware, supporting visually uniform ladder installations. The 4 ft length lets layouts grow in clear, predictable increments, which helps plan rail runs around openings or breaks. The 1" diameter rail matches the stated rail size, so mating to the same diameter system keeps the ladder wheels tracking correctly. Solid aluminum construction provides a single-piece metal rail body, which supports smooth rolling contact along the length. Quiet Glide branding ties this rail to the Quiet Glide rolling library ladder hardware family, helping keep rail components aligned to the same system concept.

    Feature Details That Support Ladder Layouts

    • The 48" rail length extends a straight ladder rail by 4 ft, which helps cover additional shelving or cabinet span in a controlled module.
    • The satin nickel finish keeps the rail appearance consistent with satin nickel ladder fittings, which matters when the ladder is installed in visible living or work spaces.
    • The 1" diameter rail matches the referenced diameter dimension, so wheels designed for a 1" rail seat correctly along the top edge.
    • Solid aluminum material gives the rail a rigid metal section, which supports continuous rolling contact for the ladder along the length of the rail.
    • The Quiet Glide brand aligns this rail with Quiet Glide rolling library ladder components, which supports using rail parts that follow the same design family.

    Rail Fit, Diameter, And Finish Coordination

    The 1" diameter specification defines the round rail size that the ladder wheels ride on, so a 1"-designed wheel set stays aligned on this rail. Solid aluminum construction means the rail body is a single metal section, which helps keep the rolling surface straight between supports. The satin nickel finish on the rail provides a uniform surface color, so the rail finish coordinates with other satin nickel ladder components in the same run. The stated 4 ft length gives a fixed extension dimension, which allows rail runs to be laid out in repeatable 4 ft segments when planning a library or cabinet ladder route.

    Using This Quiet Glide Rail In Ladder Runs

    Where This 48" Rail Works In Ladder Systems

    The 48" extension rail for rolling library ladder is suited to straight rail sections within a Quiet Glide rolling ladder layout, because it continues the run in a single 4 ft piece. The 1" diameter matches systems referencing a 1" rail size, so the ladder wheels remain seated on the rail crown along that stretch. Solid aluminum material keeps the rolling surface in one continuous metal profile, which supports smooth transitions where this rail aligns with adjacent segments. The satin nickel finish lets the rail sit in visible library or cabinet spaces where satin nickel ladder hardware is used, keeping the rail color aligned across the installation. The Quiet Glide branding identifies the rail as part of the Quiet Glide rolling library ladder hardware class, so it works conceptually within a Quiet Glide ladder configuration.

    Why Rail Diameter, Length, And Material Matter

    The 1" diameter of this rail matters because the rolling library ladder engages the rail profile at that size, and matching diameter helps maintain stable ladder tracking along the route. The fixed 48" length simplifies layout calculations, since each rail section adds a known 4 ft of travel for the ladder. Solid aluminum construction influences how the rail behaves under rolling load, with a uniform metal body supporting smooth wheel contact from end to end. The satin nickel finish is significant for visual coordination, so when satin nickel ladder components are used, this rail keeps the rail line visually continuous. The Quiet Glide identification connects the piece directly to Quiet Glide rolling library ladders, helping align rail choices with that specific product class when building out a run.

    Rolling Library Ladder Rail Fit Questions

    What ladder type is this 48" rail designed for?

    The 48" extension rail for rolling library ladder is designed for rolling library ladder applications, supporting a ladder that rolls along the rail in a library or similar setting.

    How does the 1" diameter affect ladder wheel fit?

    The 1" diameter sets the rail size that the ladder wheels contact, so wheels designed around a 1" rail rest properly on the rail and track along its length.

    What does the satin nickel finish contribute to the rail?

    The satin nickel finish gives the rail a satin nickel surface, which helps coordinate with other satin nickel ladder hardware in visible installations.

    Why is the rail length specified as 48"?

    The 48" length defines a 4 ft rail section, so each piece adds a clear 4 ft of ladder travel when extending a rolling library ladder rail run.

    What is the material of this Quiet Glide ladder rail?

    The rail is solid aluminum, providing a continuous metal body that serves as the rolling surface for the Quiet Glide rolling library ladder wheels.

    How does this rail relate to Quiet Glide ladder systems?

    The Quiet Glide 48" extension rail is identified with the Quiet Glide rolling library ladder product class, aligning it with Quiet Glide ladder hardware components.

    Choose This Rail For Coordinated Ladder Runs

    The 48" extension rail for rolling library ladder from Quiet Glide combines a 1" diameter profile, solid aluminum construction, and a satin nickel finish in a 4 ft section, so extending a satin nickel Quiet Glide rail run uses components that follow the same material, size, and finish characteristics.

    Catalog
    O-9
    Color/Finish
    Satin Nickel
    Length (in)
    48 in
    Product Type
    Extension Rail
    Material Type
    Aluminum
    Supplier Pack Size
    1
    Sold In
    1
    Catalog
    O-9
    Color/Finish
    Satin Nickel
    Length (in)
    48 in
    Product Type
    Extension Rail
    Material Type
    Aluminum
    Supplier Pack Size
    1
    Sold In
    1
    BlackOil Rubbed BronzeHammered Antique BrassSatin NickelPolished Chrome
    48 in72 in96 in
    $78.60/Each
    48" Extension Rail for Rolling Library Ladder, Satin Nickel Finish
    Item# QG400402 / MFR Part # QG.4004.02
    Each
    Each

    Drop Ship Item

    Please log in or register to get the expected shipment date.

    This item ships directly from the vendor. Additional freight charges may apply.

    Sold In: 1 Each

    Each
    Quiet Glide