The 291R coil shocks pack in many features found on higher end shocks.Equipped with a preload adjustable coil spring and rebound damping adjuster (291R only) the 291R also use a patented foam insert to keep the air and oil separate. Low cost does not mean low value. ExaForm 291R rear shocks is the perfect enhancement to any value- oriented or entry level off road or youth bicycle.

MODEL: KS Exa Form 291R
ADJUSTMENT: Preload, rebound damper adjustable
WEIGHT: 166-211g (without coil), 450g-600g(with coil)
USE: XC / recreational / youth/MTB
SPRING TYPE: Coil
DAMPING: Hydraulic
MATERIAL: CNC alloy
FINISH: Anodized
BUSHING: spherical bearing
COLOR: Black
Install angle: 70 degree

Bolt diameter 8mm

Absorber body diameter 45.5mm

LENGTH / TRAVEL:(eye to eye, hole center to hole center)
125 / 18mm
150 / 30mm
165 / 38mm
185 / 48mm
190 / 50mm

Recommended LBS:
Spring Pound Rates/ Rider weight:

Rider weight-KG , Suggestted Spring LBS

35kg , 400LBS to 650LBS

45kg , 450LBS to 750LBS

55kg , 600LBS to 850LBS

65kg , 650LBS to 950LBS

75kg , 800LBS to 1000LBS

85kg , 850LBS to 1150LBS

95kg , 1000LBS to 1250LBS

105kg , 1050LBS to 1500LBS

Length means the eye to the eye .
1 Piece : A shock , 2 bolts and 2 screws.