Full Surface Hinges HEAVY WEIGHT - BALL BEARING For heavy weight doors / high frequency. Normally used on composite core doors with channel iron jambs. Thru-bolts and grommet nuts supplied for door leaf. BB5204 STEEL with steel pin ANSI A8311 BB5205 Brass Note: Not Available in 6" with stainless steel pin ANSI A2311 BB5206 Stainless Steel Note: Not Available in 6" with stainless steel pin ANSI A5311 TEMPLATE FOUR BALL BEARINGS FIVE KNUCKLE NON-RISING REMOVABLE PIN BUTTON TIP PIN & PLUG To View Template click on SIZE Designation in Chart