"Service Packs"@en . . "1 Chain Links"@en . . . "TECHNIC"@en . "System"@en . . . "1 Chain Links is a TECHNIC Service Pack set released in 1980. It includes 25 TECHNIC chain links."@en . "1 Chain Links is a TECHNIC Service Pack set released in 1980. It includes 25 TECHNIC chain links."@en . . "Service PacksTECHNIC"@en . "1"^^ . . . . "1980"^^ . "25"^^ . "1"^^ .