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RETIRED PRODUCT This product has been retired on 9/30/2013. It has been replaced by ROUNDABOUT. If you're looking for replacement parts, click here.
FIT CHART
Seated shoulder height Weight Height
Rearward Facing
Seated Shoulder Height: 9 - 15.75 in.
Weight: 5 - 40 lbs.
Height: 0 - 46 in.
9 - 15.75 in. 5 - 40 lbs. 0 - 46 in.
Forward Facing
Seated Shoulder Height: 12 - 15.75 in.
Weight: 20 - 55 lbs.
Height: 0 - 46 in.
12 - 15.75 in. 20 - 55 lbs. 0 - 46 in.

ROUNDABOUT 55

The Britax Roundabout 55 convertible car seat accommodates children rear facing from 5 to 40 pounds and forward facing from 20 to 55 pounds. The Roundabout 55 is purposefully designed and engineered to minimize the forward movement of your child’s head during a frontal impact to reduce the risk of head injury with revolutionary Britax head safety technologies.


ROUNDABOUT 55

The Britax Roundabout 55 convertible car seat accommodates children rear facing from 5 to 40 pounds and forward facing from 20 to 55 pounds. The Roundabout 55 is purposefully designed and engineered to minimize the forward movement of your child’s head during a frontal impact to reduce the risk of head injury with revolutionary Britax head safety technologies.

ALL PRODUCT FEATURES
  • Base with SafeCell Technology features SafeCells designed to compress in a crash, significantly lowering the center of gravity and counteracting the forward rotation of the child seat which normally propels the child toward the front seat
  • Integrated Steel Bars strengthen the connection to the vehicle and reduce forward flexing of the child seat during a crash
  • Energy-Absorbing Versa-Tether features a staged-release tether webbing to slow the forward movement, reducing the crash forces reaching the child, and a two-point attachment to minimize forward rotation while anchoring the top of the child seat
  • Side Impact Protection comprised of deep side walls lined with energy-absorbing EPP foam distributes crash forces, shields from vehicle intrusion, and contains the head, neck and body
  • Tangle-Free, Five-Point Harness distributes crash forces across the strongest parts of the body and provides a secure fit
  • 55-pound Weight Capacity for safety and comfort as your child grows
  • Rear and Forward Facing Recline for child comfort and positioning
  • High Density Comfort Foam provides an extra layer of padding to gently cushion your child
  • Two Buckle Positions for your growing child
  • Infant Positioning Insert may be necessary for small infants to achieve a snug fit of the harness around your child (sold separately)
  • Premium Lower LATCH Connectors for a quick and simple installation featuring a push button for easy release
  • Built-in Lock-Offs ensure a snug lap and shoulder belt installation with minimal effort
  • Anti-Slip, Contoured Base grips and protects the vehicle seat while offering optimum vehicle fit
  • Harness Holders keep harness straps pulled to the sides when placing your child in the car seat
  • Certified for Aircraft Travel
  • Made in the USA with global components
FULL SPECIFICATIONS
Child Weight - Rear Facing 5 - 40 lbs
Child Weight - Forward Facing 1 year and 20, up to 55 lbs
Child Standing Height 46" or less
Child Seated Shoulder Height - Rear Facing 9 - 15.75"
Child Seated Shoulder Height - Forward Facing 12 - 15.75"
Product Weight 17.6 lbs
Product Dimensions 18.5" W x 26" H x 21" D
Seating Compartment Height 23.5"
Seat Area Depth / Width 11" / 11"
Shoulder Width 13"
Harness Slot Heights 8.5" / 11.5" / 14" / 16.5"
Buckle Strap Depths 5" / 7.5"