 "Bogen Manfrotto 501 Quick Release Plate Long"@en Long 501PLONG - Filmtools"@en
"
Long version of the standard plate
Allows perfect balance 
Laser engraved scale
Supplied with 2 x 1/4" and 2 x 3/8" camera fixing screws
"@en 
 "Manfrotto Hydrostatic Ball Head (with RC4 Rapid Connect System)"@en, " Manfrotto System) "@en Prices - CNET"@en