Native Instruments MASCHINE MK3 Manual page 715

The Grain Stretch panel in the Plug-in Strip.
The Grain Stretch in the Control area.
Parameter
MASTER Section
On
TIME Section
Stretch
Loop
PITCH Section
Pitch
Link
Size
Description
Enables the effect. Every time this control is switched on, the
Grain Stretch effect buffers incoming audio for 32 x 1/16th
step.
Defines the time-stretch amount. Set to 50.0 % for half speed.
Sets a loop length, in 1/16th steps.
Adjusts the pitch of the grains.
When on, grain size is corrected by the pitch.
Adjusts the size of the grains.
Effect Reference
Delays
MASCHINE - Manual - 715