Quaker Boy Brawler Deer Grunt Call. The hard reverse cone on the end resembles the mouth of a buck on the Quaker Boy 92621 Brawler Deer Grunt Call produces the most realistic buck grunts ever. Specifications for Quaker Boy 92621 Brawler Deer Grunt Call: Mfg Item Num: 92621 Supplier SKU: 60673 Category: GAME CALLS Type: Grunt Call Species: Deer Material: Rubber/Plastic Sound Species: Deer Grunt Package Contents: Quaker Boy 92621 Brawler Deer Grunt Call Quaker Boy 92621 Brawler Deer Grunt Call