GORILLA G2 incl.bag Extreme durability, ultimate reliability. 2 years, no questions asked, limited warranty. The Gorilla G2 is an update to the legendary Gorilla mast. Still the same strength, now lighter. (1.65kg for 400) / 2 YEAR NO QUESTIONS ASKED LIMITED WARRANTY / INTERCHANGEABLE SECTIONS / +7 MEASURED OFFSET ACCURACY / SLIPLOK PREVENTS BOOM FROM SLIDING/ OVERSIZED EVA FERRULE PLUG TO CLEAN THE INSIDE OF THE TOP SECTION WHEN JOINING THE MAST. MODEL SIZE DIAMETER IMCS WEIGHT GORILLA G2 340 RDM 15 I.30 GORILLA G2 370 RDM 17 I.55 GORILLA G2 400 RDM 19 I.65 GORILLA G2 430 RDM 21 I.90 GORILLA G2 460 RDM 25 2 Alternating texture patterns in the boom area increases friction for less slippage. This eliminates the need to overtighten the boom, decreasing stresses on the mast. No more than 10-15kg of pressure needs to be applied on the boom head lever for it to close. DO NOT OVERTIGHTEN!Overtightening the boom head causes damage to your mast.