KR gravity return idler
TYPE：KR/KR-2
NAME：Gravity return idler
This type of gravity return idler is used as support idler when belt cycles.
There are two types, telescope idler and spiral idler.

Angle 20° (Unit in mm)
Model Belt Width d l m A
KR-400 400 89.1 460 640 690
KR-450 450 89.1 510 690 740
KR-500 500 89.1 560 740 790
KR-600 600 89.1 660 840 890
KR-750 750 114 850 1040 1090
KR-900 900 114 1000 1190 1240
KR-1050 1050 140 1150 1340 1390
KR-1200 1200 140 1300 1490 1540
KR-1400 1400 165 1530 1730 1790
KR-1600 1600 165 1730 1930 1990
Angle 30° (Unit in mm)
Model Belt Width d l m A
KR-2-400 400 89.1 460 640 690
KR-2-450 450 89.1 510 690 740
KR-2-500 500 89.1 560 740 790
KR-2-600 600 89.1 660 840 890
KR-2-750 750 114 850 1040 1090
KR-2-900 900 114 1000 1190 1240