An actinic radiation and moisture dual curable adhesive composition which comprises: (a) from 10 to 90 percent by weight of at least one methoxysilane functional polyurethane acrylate oligomer having the formula or: A-D-(P-D) n -X A-D-(P-D) n -P-Y wherein: i) D is a di- or tri- functional isocyanate group; ii) P is a polyol group having a molecular weight of from 500 Daltons to 5000 Daltons; iii) n is from 1 to 100; iv) A is a monoalcohol functional acrylate or methacrylate group; v) X is a methoxysilane functional group containing a urea or thiourethane linkage; vi) Y is a methoxysilane functional group containing a urethane linkage; (b) from 0 to 40 percent by weight of at least one methoxysilane functional oligomer having the formula or: Y-(PO-D) m -PO-Y X-D-(PO-D) m -X wherein: i) D is a di- or tri- functional isocyanate group; ii) PO is a polyolefin group having a molecular weight of from 300 Daltons to 10000 Daltons; iii) m is from 1 to 100; iv) X is a methoxysilane functional group containing a urea or thiourethane linkage; v) Y is a methoxysilane functional group containing a urethane linkage; (c) from 0 to 40 percent by weight of at least one acrylate or methacrylate functional polyurethane acrylate oligomer having the formula; A-D-(P-D) k -A wherein; i) D is a di- or tri- functional isocyanate group; ii) P is a polyol group having a molecular weight of from 50 Daltons to 10000 Daltons; iii) k is from 1 to 100; iv) A is a monoalcohol functional acrylate or methacrylate group; (d) from 0 to 20 percent by weight of at least one hydroxyl terminated monoacrylate or monomethacrylate functional reactive diluent; (e) from 1 to 60 percent by weight of at least one free radical polymerizable reactive diluent; (f) from 0.1 to 10 percent by weight of at least one free radical photoinitiator; (g) from 0.01 to 3 percent by weight of at least one catalyst for moisture curing of silane groups; (h) from 0 to 3 percent by weight of a UV-absorber and hindered amine light stabilizer antioxidant; (i) from 0 to 15 percent by weight of a wax capable of reducing oxygen inhibition; (j) from 0 to 3 percent by weight of 1,3 dicarbonyl compound chelating agent; (k) from 0 to 10 percent by weight of a thixotropic agent; (l) from 0 to 10 percent by weight of an adhesion promoter, wherein all percentages by weight being based on the weight of the actinic radiation and moisture dual curable composition. (a) from 10 to 90 percent by weight of at least one methoxysilane functional polyurethane acrylate oligomer having the formula or: A-D-(P-D) n -X A-D-(P-D) n -P-Y wherein: i) D is a di- or tri- functional isocyanate group; ii) P is a polyol group having a molecular weight of from 500 Daltons to 5000 Daltons; iii) n is from 1 to 100; iv) A is a monoalcohol functional acrylate or methacrylate group; v) X is a methoxysilane functional group containing a urea or thiourethane linkage; vi) Y is a methoxysilane functional group containing a urethane linkage; i) D is a di- or tri- functional isocyanate group; ii) P is a polyol group having a molecular weight of from 500 Daltons to 5000 Daltons; iii) n is from 1 to 100; iv) A is a monoalcohol functional acrylate or methacrylate group; v) X is a methoxysilane functional group containing a urea or thiourethane linkage; vi) Y is a methoxysilane functional group containing a urethane linkage; (b) from 0 to 40 percent by weight of at least one methoxysilane functional oligomer having the formula or: Y-(PO-D) m -PO-Y X-D-(PO-D) m -X wherein: i) D is a di- or tri- functional isocyanate group; ii) PO is a polyolefin group having a molecular weight of from 300 Daltons to 10000 Daltons; iii) m is from 1 to 100; iv) X is a methoxysilane functional group containing a urea or thiourethane linkage; v) Y is a methoxysilane functional group containing a urethane linkage; i) D is a di- or tri- functional isocyanate group; ii) PO is a polyolefin group having a molecular weight of from 300 Daltons to 10000 Daltons; iii) m is from 1 to 100; iv) X is a methoxysilane functional group containing a urea or thiourethane linkage; v) Y is a methoxysilane functional group containing a urethane linkage; (c) from 0 to 40 percent by weight of at least one acrylate or methacrylate functional polyurethane acrylate oligomer having the formula; A-D-(P-D) k -A wherein; i) D is a di- or tri- functional isocyanate group; ii) P is a polyol group having a molecular weight of from 50 Daltons to 10000 Daltons; iii) k is from 1 to 100; iv) A is a monoalcohol functional acrylate or methacrylate group; i) D is a di- or tri- functional isocyanate group; ii) P is a polyol group having a molecular weight of from 50 Daltons to 10000 Daltons; iii) k is from 1 to 100; iv) A is a monoalcohol functional acrylate or methacrylate group; (d) from 0 to 20 percent by weight of at least one hydroxyl terminated monoacrylate or monomethacrylate functional reactive diluent; (e) from 1 to 60 percent by weight of at least one free radical polymerizable reactive diluent; (f) from 0.1 to 10 percent by weight of at least one free radical photoinitiator; (g) from 0.01 to 3 percent by weight of at least one catalyst for moisture curing of silane groups; (h) from 0 to 3 percent by weight of a UV-absorber and hindered amine light stabilizer antioxidant; (i) from 0 to 15 percent by weight of a wax capable of reducing oxygen inhibition; (j) from 0 to 3 percent by weight of 1,3 dicarbonyl compound chelating agent; (k) from 0 to 10 percent by weight of a thixotropic agent; (l) from 0 to 10 percent by weight of an adhesion promoter,