Part Number External size Internal size Photo CPK-M-3816 38*38*16mm 31*31*14mm CPK-M-5525 55*55*25mm 41*41*20mm CPK-M-8020 80*42*20mm 65*25*16mm CPK-MR-8040 Φ80*40mm 69.5*36.2mm CPK-M-10030(A) 100*75*30mm 90*61*25mm CPK-M-10030(B) 100*50*30mm 90*36*25mm CPK-M-10030(C ) 100*100*30mm 90*82*25mm CPK-M-18030 180*54*30mm 170*40*25mm CPK-M-10050(A) 100*75*50mm 90*61*45mm CPK-M-10050(C ) 100*100*50mm 90*82*45mm CPK-M-12525 125*75*25mm 115*60*20mm CPK-M-12530 125*100*30mm 116*82*25mm CPK-M-12550 125*125*50mm 116*103*45mm CPK-M-12575 125*125*75mm 119.5*103*70.4mm CPK-M-15025 150*50*25mm 128*28*21mm CPK-M-15050 150*125*50mm 141*116*45mm CPK-M-150100 150*150*100mm 125*125*95mm CPK-M-17525 175*175*25mm 165*165*20mm CPK-M-20025 200*50*25mm 190*40*20mm CPK-M-20050 200*100*50mm 188*83*45mm CPK-M-22575 225*175*75mm 216*149*71mm CPK-M-25025 250*75*25mm 241.5*51*21mm CPK-M-25050 250*200*50mm 223*173*45mm CPK-M-27550 275*100*50mm 245*75*45mm CPK-M-30050 300*300*50mm 273*273*45mm CPK-M-7525 75*75*25mm 53*53*21mm CPK-MR-7516 Φ75*16mm φ65*12mm CPK-M-17550 175*75*50mm 150*50*46mm CPK-M-30025 300*75*25mm 278*53*21mm