We tested one tube and the material did dispense in a manual caulk gun but you had to muscle it out.
Dicor Corp. 451BSG-1 - Caulk Sealant
Roof Lap Sealant - Self-Leveling EPDM Caulk for Rubber Roofs, Seams & Vents
RTV Silicone Sealant Adhesive – 100% Waterproof Caulk for Black
POLIXEL Black RTV Silicone Sealant Adhesive, 100% Caulk,
RV Wholesale Direct Dicor 501LSW-1 RV Rubber Roof Sealant Self Leveling Caulk,
SHIELDOM Silicone Sealant Adhesive Caulk with Finishing Tool Black
