151
3854
3855
3875
3853
3858
R32
3854
3855
3955
3875
3955
3955
System C
About CB and slider Battcar systems: See 
feature pages at beginning of this section.
Track Mounting Kits: Slug Mount
M8 x 1.25 x 40 mm fasteners.     *Not for flanged track.
Mounting Kits and Endstops
Mounting kit slugs are available for flat mast grooves. Order one kit per track 
section.
Use pinstop endstop to easily remove cars and mainsail. Order one kit only.
Endstop Kits: Slug Mount
Mounting kit
Endstop kit/fixed
Endstop kit/pinstop
Slug-mount track
Mast Track
3853 track mounts to mast using a unique slug system that allows 
mast-up installation.
Use flanged track when mounting to carbon spars. Track features 
a groove for racing sails with boltropes or slugs.
Traveler Track: Drill/Tap
For masts without internal sail track, attach R32 Big Boat traveler track by drilling and 
tapping the spar. Join track sections with splice links. Order one per track 
section. Order one low-beam endstop (sold in pairs).
Big Boat 
traveler track
Flanged track
19 mm
3/4"
32 mm
1 1/4"
58.4 mm (2 5/16")
24 mm
15/16"
19 mm
3/4"
30 mm
1 3/16"
32 mm
1 1/4"
MOUNTING KIT
ENDSTOP KIT/FIXED
ENDSTOP KIT/SCREWPIN
*Track extends above sail luff. Using screwpin endstop kits will increase lengths.
Mainsail luff  length
Number of 3853
track sections
ft*
m*
53'8" - 60'5"
16.36 - 18.42
9
60'6" - 67'3"
18.45 - 20.50
10
67'4" - 74'1"
20.53 - 22.58
11
74'2" - 80'11"
22.61 - 24.66
12
81' - 87'9"
24.69 - 26.74
13
87'10" - 94'7"
26.77 - 28.82
14
94'8" - 101'5"
28.85 - 30.90
15
Part
No.
Description
Splice link
Endstop
Ordering
information
Fastening
method
R32
Big Boat track
3153
E3200
page 115
Drilling and tapping
Part
No.
Description
Mounting slug
Mounting
slugs/kit
Connector slug
Connector
slugs/kit
Fits fl at mast groove gap
Length
Weight
Length
Weight
Min
Max
in
mm
oz
g
in
mm
oz
g
in
mm
in
mm
 3854 
Flat mast groove
 1 
 25 
 0.6 
 17 
 19 
 4 1/8 
 105 
 2.49 
 70 
 1 
 17/32 
 13 
 5/8 
 16 
Part
No.
Description
Track end length
Weight
Mounting slugs/kit
in
mm
oz
g
 3855 
Flat mast groove/fixed (pair)*
 
 
 16 
 454 
 2 
 3875 
Flat mast groove/pinstop*
 17 
 432 
 30 
 853 
 5 
Part
No.
Description
Length
Weight
Fastener
spacing
Fastening 
method
in
m
oz/ft
g/m
in
mm
 3853 
 Slug-mount track 
 81 15/16 
 2.08 
 9.28 
 863  3 15/16  100 
 Mounting slugs 
 3858.2M  Flanged track 
 78 3/4 
 2 
 17.38  1619 
 
 
 Adhesive 
 3858.6M  Flanged track 
 236 1/4 
 6 
 17.38  1619 
 
 
 Adhesive 
Track Gates
Length
Weight
Part No. Description
in
mm
oz
g
Track Gate Sys C R32 and 3853 Track
9 7/8
250
11.3
320
NEW
TRACK GATES

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