SEI MIO Adjustable Spreader Bar – Durable Construction with Cuff Attachments Restraint Tool

Construction & Design

This adjustable spreader bar delivers functional versatility with a steel construction core designed to maintain rigidity during use. The bar features a black powder-coated finish that provides corrosion resistance while offering smooth contact against skin during positioning adjustments. The telescoping design allows length adjustment to accommodate different body proportions and desired restraint configurations.

Each end of the bar terminates in a heavy-duty metal swivel clip attachment point with 360-degree rotation capability. These rotating clips prevent twisting forces from transferring to restraint cuffs, reducing strain on wrist or ankle joints during position changes or movement. The swivel mechanism operates independently at each end, allowing natural motion without compromising the secure hold.

Adjustment System

The bar adjusts via a pin-lock mechanism with multiple pre-set positions along the length of the inner tube. This system provides secure length settings that won't slip under tension, giving users confidence in the stability of their restraint configuration. The adjustment range accommodates both compact positioning for restrictive scenarios and extended spreads for maximum limb separation.

To adjust the length, remove the locking pin, slide the inner bar to your desired extension, then reinsert the pin through the aligned holes. The positive-lock design ensures the bar maintains its set length throughout use without requiring continuous monitoring or readjustment.

Application Options

This spreader bar functions with ankle cuffs to restrict leg movement, limiting mobility and creating vulnerable positioning. When used with wrist restraints, it maintains arm separation for exposure and access control. The adjustable length accommodates use at different body locations—shorter settings work for wrists or ankles on a single person, while extended configurations can spread knees or create fixed distance between limbs in various positions.

The rotating clip attachments accept most standard bondage cuffs with D-ring or O-ring connection points, providing compatibility with existing restraint collections. The swivel function reduces the risk of cuff twisting that can cause discomfort or circulation issues during extended wear.

Safety Considerations

The smooth finish minimizes the risk of skin abrasion during contact with the bar itself. The rotating clips reduce joint strain by allowing natural movement patterns within the constraints of the restraint. Users should regularly check circulation in restrained limbs, ensure cuff attachments remain secure without overtightening, and maintain clear communication throughout use.

Always establish safe signals before use and keep safety shears or quick-release tools accessible. Position restrained individuals on stable surfaces where balance is maintained, particularly when using ankle configurations that affect standing stability.

Specifications

Material: Steel core with powder-coated finish

Attachment Points: 2 rotating metal swivel clips

Adjustment: Pin-lock telescoping mechanism

Finish: Black powder coat

Compatibility: Standard cuffs with D-rings or O-rings (cuffs sold separately)

Note: Restraint cuffs are not included with this spreader bar and must be purchased separately.