Pediatric chair R3 series

with armrestsrepositioningheight-adjustable

Overview
The Compass Chair is an adaptive inclusion classroom chair by Rifton, engineered to provide stable seating, positioning and gentle sensory input for students with mild physical or sensory needs. The contoured, non-slip seat, integrated armrests and stable frame support secure, comfortable posture while maintaining a low-profile classroom appearance.

New Features

• Rocking base: controlled rhythmic movement to aid attention and self-regulation.
• Extended-range height-adjustable legs: double the adjustment span to accommodate growth.
• Dynamic feet: provide a subtle bounce for energy release and improved focus.
• Stability feet: clip-on front and rear feet widen the base to reduce tipping risk.
• Low-friction legs: optional legs that allow easier sliding for repositioning.
• Tool-free installation: legs and feet install without tools and are compatible across Compass Chair units.

The Benefits
The Compass Chair balances support, safety and inclusion for educational and therapeutic settings.

• Five sizes accommodate small children through adults.
• Adjustable legs enable precise positioning and growth accommodation.
• Textured, non-slip seat and back enhance security and stability.
• Approximately four inches of height adjustment per size range.
• Neutral color and minimalist design integrate with classroom furniture.
• Provides gentle boundaries and sensory input for calming support.
• Encourages improved posture and participation.

Key Features

• High durability
• Contoured seat and back
• Armrests for support and boundary definition
• Lateral thigh support
• Height-adjustable legs with extended range
• Optional rocking base

Available Components & Accessories

• Standard legs
• Low-friction legs
• Low-friction and standard leg inserts
• Seat belt
• Pelvic harness
• Stability feet (front and rear)
• Dynamic feet
• Rocking base

Sizes & Dimensions (key user dimensions and chair measurements)
Item | R310 Size 1 | R320 Size 2 | R330 Size 3 | R340 Size 4 | R350 Size 5
User overall height / knee to heel | 36–45 / short legs 9–11; standard legs 10–13 | 43–50 / 10½–14½ | 48–57 / 12½–16½ | 55–65 / 14½–18½ | 63+ / 16½–20½
Frame width | 13¾ | 16 | 18½ | 21¼ | 23¾
Frame depth (front to back) | 13¾ | 15½ | 17¼ | 20¼ | 22½
Seat height (available increments) | 9 / 10 / 11 / 12 / 13 | 10½ / 11½ / 12½ / 13½ / 14½ | 12½ / 13½ / 14½ / 15½ / 16½ | 14½ / 15½ / 16½ / 17½ / 18½ | 16½ / 17½ / 18½ / 19½ / 20½
Seat depth | 9½ | 11 | 12¾ | 14¾ | 16½
Seat width | 10½ | 12¼ | 14 | 16¼ | 18¼
Back height | 9½ | 11 | 12½ | 14¼ | 16
Armrest height above seat | 5½ | 6 | 7 | 8¼ | 8¾
Armrest length | 6½ | 7½ | 8½ | 9¾ | 11
Pelvic harness thigh circumference | 10½–23½ | 12–28½ | 14½–30½ | 15–34½ | 17½–38½
Maximum working load (lb) | 100 | 120 | 175 | 220 | 250

Technical specifications

• Manufacturer: Rifton
• Product name / model: Compass Chair
• Five size options (R310, R320, R330, R340, R350) covering a wide range of user heights and knee-to-heel measurements.
• Seat materials: textured, non-slip seat and back for security and stability.
• Leg options: standard legs, low-friction legs, and multiple height increments to fit users and growth.
• Optional movement and stability accessories: dynamic feet, stability feet, rocking base.
• Accessories for positioning and safety: seat belt and pelvic harness (adjustable thigh circumference ranges per size).
• Maximum working loads by size: 100 lb (Size 1) up to 250 lb (Size 5).
• Tool-free installation for interchangeable legs and feet; components compatible across Compass Chair production versions.