Home > Carriers & Haulers > Bike Carriers >

Curt 18016 Bike Beam Adjustable Steel Frame Adapter 22.5 to 31 Inch for Bike Racks

Curt 18016 adjustable steel bike beam with rubber-coated grip arms, extends 22.5 to 31 inches, black finish, for bike rack carriers
Curt Bike Beam
 
Alternative Views:


: $51.96
Part Number: 18016
Manufacturer: Curt MFG
NOTE: Ground Shipping Only

Quantity in Stock :9

Availability: In Stock
Qty:

 
Curt MFGPart 180161-Year WarrantyCurt 18016 Adjustable Bike Beam -- Universal Frame Adapter for Bike Carriers

Bikes without a traditional horizontal top tube -- step-through frames, women's frames, cruisers, full-suspension mountain bikes, and kids' bikes -- don't hang cleanly on standard bike carrier hooks. The Curt 18016 Bike Beam solves that problem in seconds. It bridges the seat post and handlebar assembly to create a temporary top tube, letting virtually any bike mount on any hook-style bike rack without stress on the frame or damage to the finish.

One Adapter That Fits Almost Every Bike You Own

The 18016 is built from high-strength steel with a black powder coat finish and adjusts telescopically from 22.5 inches to 31 inches. That range covers everything from compact kids' bikes to full-size adult step-through and cruiser frames. The grip arms are rubber-coated so they clamp firmly to the seat post and stem without scratching paint, anodizing, or carbon-fiber wraps.

Whether you are hauling bikes on a travel trailer hitch rack, an RV bumper-mount carrier, or a Class III receiver carrier, the Curt 18016 lets you use a single rack design for the whole family's bikes -- no special adapters, no bungee hacks, no frame stress.

Adjustable Length

Telescopes from 22.5 in. to 31 in. to accommodate a wide range of bike sizes and frame geometries.

Rubber-Coated Arms

Grip pads on both ends prevent metal-on-metal contact, protecting your bike's paint and finish during transport.

High-Strength Steel

Steel construction handles the load of a fully equipped bike without flex or fatigue over repeated use.

Universal Fitment

Works with step-through frames, women's frames, cruisers, full-suspension bikes, and kids' bikes on hook-style carriers.

Who Needs a Bike Beam?

Standard hook-style bike carriers grip the top tube -- the horizontal bar running from the head tube to the seat tube. Bikes designed without that bar (or with angled, curved, or sloped top tubes) can slip, tilt, or put harmful stress on frame welds when hung directly. A bike beam creates that missing horizontal anchor point without modifying the bike itself.

  • Step-through and mixte frames (common on cruisers and commuter bikes)
  • Women's and girls' bike frames with sloped or absent top tubes
  • Full-suspension mountain bikes with complex rear-triangle geometry
  • Kids' bikes and balance bikes with small or non-standard frames
  • Electric bikes where the battery housing blocks a standard clamp position
Works With Your Existing Rack: The Curt 18016 is not a rack itself -- it is an accessory that slots into the hook or cradle of your existing bike carrier. No rack replacement needed. Compatible with hook-style and arm-style carriers from Curt and most other manufacturers.

Installation and Setup

Setup takes under a minute. Loosen the beam's adjustment collar, set the length to match the distance between the bike's seat post and handlebar stem, then tighten. Hook the rubber-padded ends over the post and stem and the beam locks in position. No tools required for attachment; a wrench may be needed to snug the telescoping lock collar on first use.

Tip for Electric Bikes: E-bike frames vary widely. Confirm that both the seat post and handlebar stem are accessible and that the beam length falls within the 22.5 to 31 inch range before loading. If the frame geometry places those points outside that range, this beam may not seat securely.

Finish and Build Quality

The 18016 ships in a black powder coat finish that resists road grime and weather exposure. The steel construction keeps weight low relative to the load it supports, and the compact folded dimensions (approximately 23 in. L x 4 in. W x 2 in. H) mean it stores easily in a truck bed, RV storage bay, or gear locker when not in use.

Storage Tip: When not in use, store the bike beam in a dry location and leave the adjustment collar slightly loosened to prevent the telescoping sections from binding due to road dust or moisture ingress.

Product Specifications

ManufacturerCurt MFG
Part Number18016
UPC612314580163
Color / FinishBlack powder coat
MaterialHigh-strength steel

Dimensions and Adjustment

Minimum Extended Length22.5 in.
Maximum Extended Length31 in.
Overall Product DimensionsApprox. 23 in. L x 4 in. W x 2 in. H
Adjustment StyleTelescoping with locking collar

Compatibility and Use

Compatible Rack TypesHook-style and arm-style bike carriers
Intended UseCreates top-tube anchor point on step-through and non-standard bike frames
Grip Arm SurfaceRubber-coated, scratch-resistant
Tools Required for InstallNone (tool-free attachment to bike)

Warranty and Compliance

WarrantyLimited 1-year manufacturer warranty
Country of BrandCurt MFG -- USA brand
Important Information
  • The Curt 18016 is a frame adapter beam only -- a separate bike carrier/rack is required and is NOT included.
  • Verify that the distance between your bike's seat post and handlebar stem falls between 22.5 and 31 inches before use. Frames outside this range will not be secured properly.
  • Always verify that the locking collar is tightened securely before loading the bike onto the carrier.
  • Not intended for use as a structural bike component. Remove from the bike when not actively transporting on a carrier.
  • Inspect rubber grip pads before each use. Replace the beam if pads are cracked or missing to prevent paint damage or slippage.
  • Always comply with your bike carrier's stated weight limit. This beam does not change or increase the rack's rated capacity.


Browse for more RV Accessories in the same category as this item:

Carriers & Haulers > Bike Carriers
Carriers & Haulers


$9.10
$31.25
$3.29
$136.49