b'System CTypical boat size:Monohulls: length 18.3 - 27 m (60 - 90\'); mainsail area under 180 m (1940 ft)Multihulls: length 15.2 - 21 m (50 - 70\'); mainsail area under 140 m ( 1510 ft)About CB and slider Battcar systems: see feature pages at beginning of this section. Designed to work with batten receptacles from New Zealands Pelagic Belle, Knysna 500, Angelo Lavranos, Knysna Yacht CompanyRika Fouch C-Tech Sailbattens, the pintles have shoulders that protect the threads from bending.3876 3877Aluminum web-on headboard plates are easy for sailmakers to install. Plates have radiused edges to protect the sail and fit 25 mm (1 " ) webbing strap. Holes threaded into plates accept 416 cheek blocks for leech line. Web-on plates are required for the 3867 System C CB headboard car. Sold separately.3868 38903869 38913867 3873 3872 3870 3945 3871Max headboard MaximumPart Length Width Height Weight thickness working loadNo. Description in mm in mm in mm oz g in mm lb kgCB Cars: Typical Boat Length: Monohulls 18.3 - 27 m (60 - 90\'); Multihulls 15.2 - 21 m (50 - 70\') 3867Headboard car assembly * 18 5/84733 3/88510729809/161563002858 3871Intermediate car3 3/4963 3/8851749315306953868Battcar/12 mm stud**5 3/81363/885298342100953 3 3869Battcar/14 mm stud**5 3/81363 3/8853084421009533870Battcar/16 mm stud**5 3/81363 3/8853186021009533872Universal Battcar**3/81363 3/885246762100953 5 3873Reef car9 1/82313 3/88538107131501429 3876Web-on headboard plate*10 15/162789/161410 5/826933.8958.41/2133877Web-on headboard plate/ at-top*11 1/162819/161411 5/162884313431/2133890Battcar/M12 stud for C-Tech batten ** 3/81363 3/88529.58362100953 5 3891Battcar/M14 stud for C-Tech batten ** 5 3/81363 3/88529.984721009533945Battcar/M16 stud for C-Tech batten ** 5 3/81363 3/88531.58942100953See page 273 for replacement balls.*Contact Harken for headboard plate for older systems.**Batten receptacle not included.138'