• 4mm bolt size, hole 4.2 mm
• All 16mm external diameter
  
• one 12 pack includes 4 x 15 mm deep, 4 x 10 mm deep and 4 x 5 mm deep
  
• Made from TPV thermoplastic rubber
• Excellent temperature resistance, continuous upper temp 135 deg C
• Good sealing performance and resistance to extreme temperatures, chemical exposure and harsh environments
• Conveniently supplied on a rubber frame, simply push out
• Manufactured by ourselves in the UK

Colour: Black

(All sizes quoted are +/- 0.15mm)