2381-2520-B,HEX STANDOFFPLAIN BRASS5/8 HEX X
2381-2520-N,HEX STANDOFFNO FINISH - NYLON5/8
2381-2520-S,HEX STANDOFFPLAIN STEEL5/8 HEX X
2381-2520-SS,HEX STANDOFFPLAIN STAINLESS STEE
2381-3118-AL,HEX STANDOFFPLAIN ALUMINUM5/8 HE
2381-3118-B,HEX STANDOFFPLAIN BRASS5/8 HEX X
2381-3118-N,HEX STANDOFFNO FINISH - NYLON5/8
2381-3118-S,HEX STANDOFFPLAIN STEEL5/8 HEX X