Boss Ergonomic Kneeling Stool


Model: B248

UPC: 751118024814

SKU: B248

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Kneeling stool offers excellent ergonomic support and ease of use. Adjustable knee height allows for multiple size users. Ergonomic design eases the hip forwards and encourages an upright posture by aligning the back, shoulders and neck to relieve strain on the lumbar muscles. Black fabric seat and knee platform provides comfort for long periods of time. Pneumatic gas lift seat height adjustment. Hooded double wheel casters. Black tubular steel frame.


  • Back Adjustment: No
  • Arm Type: Armless
  • Mechanism Type: Height Adjustable
  • Infinite Lock: No
  • Knee Tilt: No
  • Tilt Tension: No
  • Pneumatic Gas Lift: Yes
  • Upright Lock: No
  • Seat Slider: No
  • Chair Base: 4 Leg Tubular Black Steel
  • Casters: Dual Wheel Nylon 2 Inch
  • Weight Capacity: 275 lb
  • Fabric/Material

    Commercial grade linen in black is used for maximum durability and wear as well as a great, sleek modern look.

  • Gas Lift

    The pneumatic gas lift allows the user to modify their height, leading to an increase in comfort and ergonomic benefit.

  • Base and Casters

    Reliable, strong black tubular steel frame and hooded double wheel casters.


Designed and manufactured to reduce chemical emissions to the indoor environment.

CA TB117-2013
Fabric, mesh and molded foam are certified by the fire-retardant standard of CA TB117-2013.

Material & Color​

Material: Commercial Grade Linen Color: Black Fabric Code: BL-0021

Product Dimensions​

Product Width: 17.5″ Product Depth: 26.5″ Product Height: 20″ Max Product Height: 25″ Back Height: none” Back Width: none” Seat Depth: 13″ Seat Width: 16.5″ Seat Height: 20″-25″ H Arm Height: N/A

Package Details ​

Shipping Length: 27″ Shipping Width: 18″ Shipping Height: 8″ Shipping Weight: 20 lb Cubic Feet: 2.25 Freight Class: 175

Assembly instructions​

Assembly Instructions