"D" Pew Kneeler Combination BracketSold in pairs4-1/4" from center of pin to center of rubber stopped studIncludessolid pin bracket and loose pin bracketThese are the most commonly used bracket, standard for Atwood Hamlin Metal KneelersLarger version of the "DD" Bracket"DA+"is an upgraded "D" Bracket with added strengthTypically ships within 48 hoursScrews not includedPleasecontact usif you only need left/right side brackets - we carry extensive stock