TRAIL S GUIDE INSTRUCTIONS
2013 TRAIL S GUIDE
SETUP INSTRUCTIONS
Gamut USA
3540 Charter Park Dr
San Jose, CA 95136
support@gamutusa.com
www.gamutusa.com
2
ALIGN BOLT OF LOWER GUIDE WITH
DESIRED CHAINRING SIZE.
1
ALIGN BOTTOM EDGE OF UPPER GUIDE
WITH DESIRED CHAINRING SIZE.
REAR VIEW
FRONT VIEW
REAR VIEW
3
11 O’CLOCK
ROTATE GUIDE AROUND BB UNTIL TOP BOLT
ALIGNS WITH 11 O’CLOCK POSITION. ENSURE
THE CHAIN DOESN’T RUB THE UPPER OR
LOWER BRIDGE THROUGHOUT ANY POINT OF
TRAVEL. IF SO, YOU MAY NEED TO ADJUST
CLOCKING TO ENSURE PERFECT ALIGNMENT.
4 5
USING THE PROVIDED SPACERS, REFER TO
THE CHART TO THE RIGHT AND SPACE THE
GUIDE SO THE CHAINRING IS CENTERED
DIRECTLY OVER O-RING.
SPACER WASHERS NEEDED
BETWEEN BACKPLATE AND ISCG TAB
BLACK
(2.5MM)
0
0
1
2
3
1
2
GOLD
(1.25MM)
FINE TUNE
FINE TUNE
FINE TUNE
FINE TUNE
FINE TUNE
FINE TUNE
FINE TUNE
47.5
52.5
57.5
57.5
TYPICAL
BB SPINDLE
LENGTH
113
50
113
118
55
123
128
128
60
133
BB SHELL
CHAINLINE
WIDTH
68
68 or 73
68 or 73
68 or 73
68 or 73
83
83
NO ISCG ADAPTER NEEDED FOR DIRECT MOUNT ISCG 05, ISCG, OR BB BACKPLATES
INCLUDED:
( THICK 2.5mm WASHERS x6 ) ( THIN 1.25mm WASHERS x3 )
( LONG BOLTS x3 ) ( SHORT BOLTS x3 )