145
3821
3822
3823
3818
3819
3820
3820
3823
3818
3821
3819
3822
3817
2707
3837
Kazahaya, Parigi 30, Alessandro Comuzzi architect © Alessandro Comuzzi
System AA
About CB and slider Battcar systems: See feature pages at beginning of this section.
Track Mounting Kits: Slug Mount*
*Includes M4 x .7 x 20 or 25 mm fasteners.
Mounting Kits and Endstops
Mounting kit slugs are available for flat or round mast grooves. Order one kit per 
track section.
Use screwpin endstop to easily remove cars and mainsail. Order one kit.
Endstop Kits: Slug Mount & Drill/Tap*
Mounting kit
Endstop kit/
screwpin
Mounting kit
Endstop kit/
screwpin
Mounting kit
Endstop kit/
screwpin
Slug-mount track
Mast Track: Slug Mount
3817 track mounts to mast using a unique slug system 
that allows mast-up installation.
Traveler Track: Drill/Tap
For masts without internal sail track, attach 2707 Micro traveler track by drilling and tap-
ping the spar. Join track sections with splice links. Order one per track joint. Order one 
low-beam endstop (sold in pairs).
Micro traveler 
track
12 mm
(15/32")
13 mm
(1/2")
17 mm 
(11/16")
17 mm 
(11/16")
13 mm
(1/2")
9 mm
(3/8") 
ENDSTOP KIT/SCREWPIN
MICRO TRACK ENDSTOP 
KIT/SCREWPIN
MOUNTING KIT
*Track extends above sail luff. Using screwpin endstop kits will increase lengths.
Part
No.
Description
Splice link
Endstop
Ordering
information
Fastening
method
2707
Micro track
2711
2706
page 102
Drilling and tapping
Mainsail luff  length
Number of 3817
track sections
ft*
m*
19'7" - 26'3"
5.98 - 8.00
4
26'4" - 33'
8.03 - 10.06
5
33'1" - 39'9"
10.08 - 12.11
6
39'10" - 46'5"
12.13 - 14.16
7
Part
No.
Description
Track end length
Weight
Mounting slugs/kit
in
mm
oz
g
 3821 
 Round mast groove/screwpin 
 6 
 152 
 2.4 
 70 
 2 
 3822 
 Flat mast groove/screwpin 
 6 
 152 
 2.4 
 70 
 2 
 3823 
 Wide flat mast groove/screwpin 
 6 
 152 
 2.4 
 70 
 2 
 3837 
 Micro track/screwpin 
 6 
 152 
 2.2 
 62 
 
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
 3818 
 Round mast groove 
 3/4 
 19 
 0.14 
 4 
 19 
 2 5/8 
 67 
 0.54 
 15 
 1 
 
 
 
 
 3819 
 Flat mast groove 
 3/4 
 19 
 0.17 
 5 
 19 
 2 5/8 
 67 
 0.6 
 17 
 1 
 5/16 
 8 
 7/16 
 11 
 3820 
 Wide flat mast groove 
 3/4 
 19 
 0.25 
 6 
 19 
 2 5/8 
 67 
 0.94 
 23 
 1 
 7/16 
 11 
 1/2 
 13 
Part
No.
Description
Length
Weight
Fastener
spacing
Fastening 
method
in
m
oz/ft
g/m
in
mm
 3817  Slug-mount track 
 80 3/4 
 2.05 
 2.84 
 264 
 3 15/16 
 100 
 Mounting slugs 

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