b'System B Mainsail lu\x1blength Number of 3844 27 mm (1 1/16") 3844 Slug-mount trackft* m* track sectionAbout CB and Slider Battcar39\'10" - 46\'6" 12.13 - 14.17 7 14 mmsystems: see feature pages46\'7" - 53\'3" 14.19 - 16.23 8 9/16"at beginning of this section. 53\'4" - 60\' 16.25 - 18.29 960\'1" - 66\'9" 18.31 - 20.35 1066\'10" - 73\'6" 20.37 - 22.44 11*Track extends above sail luff. Using screwpin3845 Mounting kitendstop kits will increase lengths. 3847 Endstop kit/pinstopMast Track 3850 Endstop kit/fixed3844 track mounts to mast using a unique slug system that allows mast-up installation. 3846 Mounting kitUse flanged track when mounting to carbon spars. Track features a groove for3848 Endstop kit/pinstopracing sails with boltropes or slugs. Use C10879 endstop feeder kit to easily3851 Endstop kit/fixedraise sails with boltropes.FastenerPart Length Weight spacing Fastening No. Description in m oz/ft g/m in mm method 3864 Mounting kitSlug-mount track81 1/82.065.66527100Mounting slugs3865 Endstop kit/fixed38443 15/16 3849.2MFlanged track78 3/42121119Adhesive3866 Endstop kit/pinstop 3849.6MFlanged track236 1/46121119Adhesive 27 mmC10879Endstop/feeder kit*15 3/40.422.46362 15/16Fasteners/adhesive 751 1/16"*Use with 3849 flanged track. Contact Harken for price and lead time.14 mmTraveler Track: Drill/Tap 9/16"For masts without internal sail track, attach R27 Midrange traveler track by drillingR27 Midrange 25 mmand tapping the spar. Join track sections with splice links. Order one per track 1" traveler tracksection. Order one low-beam endstop (sold in pairs).Part Ordering FasteningNo. Description Splice link Endstop information method 21 mmR27 Midrange track 1619 E2700 Page 109 Drilling and tapping 13/16"Mounting Kits and EndstopsMounting kit slugs are available for flat or round mast grooves.51 mm (2") 3849Order one kit per track section. Flanged trackUse pinstop endstop to easily remove cars and mainsail. Order one kit only. 3850 38473851 3848 C108793865 3866384538463864MOUNTING KIT ENDSTOP KIT/FIXED ENDSTOP KIT/SCREWPIN ENDSTOP/FEEDER KITTrack Mounting Kits: Slug Mount*Mounting slug Connector slug Fits \x1d at mast groove gapPart Length Weight Mounting Length Weight Connector Min MaxNo. Description in mm oz g slugs/kit in mm oz g slugs/kit in mm in mm38457/8220.43123761.273617/165/816 Round mast groove1911 3 3846Flat mast groove7/8220.561619761.714817/16115/816 Flat mast groove**7/8220.4814193763713/89.511 38641.297/16 Endstop Kits: Slug Mount*Part Track end length WeightNo. Description in mm oz g Mounting slugs/kit3847Round mast groove/pinstop9 1/22418.32343241 3848Flat mast groove/pinstop9 1/211.33223 3850Round mast groove/fixed (pair)3.32 94 3851Flat mast groove/fixed (pair)1052 3.7 3865Flat mast groove/fixed**100 3.52 Flat mast groove/pinstop**11.1316 38669 1/22413 *Includes M6 x 1.0 x 20 or 30 mm fasteners; weights include fasteners; not for flanged track. **For Selden mast section C installations. 139'