21 wwwbrunnerlaycom 800 8726899 21 Brunner Lay Quality First since 1882 PART HAMMER MODEL DIAMETER LENGTH WEIGHT GORILLA FY3048 GBH3T 293 48 55 FY8533 GBH85 332 33 728 FY11435 GBH114 448 35 141 FY15045 GBH150 589 45 311 FY1655 GBH155 605 55 419 FY3757 GBH170B 659 57 602 FY2757 GBH170A 663 57 602 FY1760 GBH175 684 60 591 GORILLA